Home / 91,876.62-126,801.47-56,059.03

Finding the Fourth Proportional to 91,876.62, 126,801.47 and 56,059.03

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Solution

The fourth proportional to 91,876.62, 126,801.47 and 56,059.03 is: 77,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,876.62 : 126,801.47 = 56,059.03 : x
  2. Step 2: Convert to fraction form
    91,876.62/126,801.47 = 56,059.03/x
  3. Step 3: Cross multiply
    91,876.62x = 126,801.47 × 56,059.03
  4. Step 4: Simplify right side
    91,876.62x = 7,108,367,233.92
  5. Step 5: Solve for x
    x = 7,108,367,233.92/91,876.62
  6. Step 6: Final answer
    x = 77,368.62

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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.