Home / 104,287,029.06-143,850,637.71-61,870,558.35

Finding the Fourth Proportional to 104,287,029.06, 143,850,637.71 and 61,870,558.35

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Solution

The fourth proportional to 104,287,029.06, 143,850,637.71 and 61,870,558.35 is: 85,342,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,287,029.06 : 143,850,637.71 = 61,870,558.35 : x
  2. Step 2: Convert to fraction form
    104,287,029.06/143,850,637.71 = 61,870,558.35/x
  3. Step 3: Cross multiply
    104,287,029.06x = 143,850,637.71 × 61,870,558.35
  4. Step 4: Simplify right side
    104,287,029.06x = 8,900,119,274,121,266
  5. Step 5: Solve for x
    x = 8,900,119,274,121,266/104,287,029.06
  6. Step 6: Final answer
    x = 85,342,533.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.