Home / 106,663.01-147,192.13-58,915.33

Finding the Fourth Proportional to 106,663.01, 147,192.13 and 58,915.33

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Solution

The fourth proportional to 106,663.01, 147,192.13 and 58,915.33 is: 81,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,663.01 : 147,192.13 = 58,915.33 : x
  2. Step 2: Convert to fraction form
    106,663.01/147,192.13 = 58,915.33/x
  3. Step 3: Cross multiply
    106,663.01x = 147,192.13 × 58,915.33
  4. Step 4: Simplify right side
    106,663.01x = 8,671,872,397.08
  5. Step 5: Solve for x
    x = 8,671,872,397.08/106,663.01
  6. Step 6: Final answer
    x = 81,301.59

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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.