Home / 108,032.64-149,061.24-62,684.34

Finding the Fourth Proportional to 108,032.64, 149,061.24 and 62,684.34

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Solution

The fourth proportional to 108,032.64, 149,061.24 and 62,684.34 is: 86,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,032.64 : 149,061.24 = 62,684.34 : x
  2. Step 2: Convert to fraction form
    108,032.64/149,061.24 = 62,684.34/x
  3. Step 3: Cross multiply
    108,032.64x = 149,061.24 × 62,684.34
  4. Step 4: Simplify right side
    108,032.64x = 9,343,805,448.98
  5. Step 5: Solve for x
    x = 9,343,805,448.98/108,032.64
  6. Step 6: Final answer
    x = 86,490.58

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1.5x scale

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.