Home / 94,113.01-129,838.91-53,805.12

Finding the Fourth Proportional to 94,113.01, 129,838.91 and 53,805.12

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Solution

The fourth proportional to 94,113.01, 129,838.91 and 53,805.12 is: 74,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,113.01 : 129,838.91 = 53,805.12 : x
  2. Step 2: Convert to fraction form
    94,113.01/129,838.91 = 53,805.12/x
  3. Step 3: Cross multiply
    94,113.01x = 129,838.91 × 53,805.12
  4. Step 4: Simplify right side
    94,113.01x = 6,985,997,484.02
  5. Step 5: Solve for x
    x = 6,985,997,484.02/94,113.01
  6. Step 6: Final answer
    x = 74,229.88

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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.