Home / 70,769.68-97,658.50-38,941.52

Finding the Fourth Proportional to 70,769.68, 97,658.50 and 38,941.52

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Solution

The fourth proportional to 70,769.68, 97,658.50 and 38,941.52 is: 53,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,769.68 : 97,658.50 = 38,941.52 : x
  2. Step 2: Convert to fraction form
    70,769.68/97,658.50 = 38,941.52/x
  3. Step 3: Cross multiply
    70,769.68x = 97,658.50 × 38,941.52
  4. Step 4: Simplify right side
    70,769.68x = 3,802,970,430.92
  5. Step 5: Solve for x
    x = 3,802,970,430.92/70,769.68
  6. Step 6: Final answer
    x = 53,737.28

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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.