Home / 104,895.81-157,409.33-42,566.31

Finding the Fourth Proportional to 104,895.81, 157,409.33 and 42,566.31

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Solution

The fourth proportional to 104,895.81, 157,409.33 and 42,566.31 is: 63,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,895.81 : 157,409.33 = 42,566.31 : x
  2. Step 2: Convert to fraction form
    104,895.81/157,409.33 = 42,566.31/x
  3. Step 3: Cross multiply
    104,895.81x = 157,409.33 × 42,566.31
  4. Step 4: Simplify right side
    104,895.81x = 6,700,334,124.84
  5. Step 5: Solve for x
    x = 6,700,334,124.84/104,895.81
  6. Step 6: Final answer
    x = 63,876.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.