Home / 89,762.06-123,864.36-52,038.74

Finding the Fourth Proportional to 89,762.06, 123,864.36 and 52,038.74

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Solution

The fourth proportional to 89,762.06, 123,864.36 and 52,038.74 is: 71,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,762.06 : 123,864.36 = 52,038.74 : x
  2. Step 2: Convert to fraction form
    89,762.06/123,864.36 = 52,038.74/x
  3. Step 3: Cross multiply
    89,762.06x = 123,864.36 × 52,038.74
  4. Step 4: Simplify right side
    89,762.06x = 6,445,745,225.31
  5. Step 5: Solve for x
    x = 6,445,745,225.31/89,762.06
  6. Step 6: Final answer
    x = 71,809.24

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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.