Home / 69,812.18-96,337.96-37,981.10

Finding the Fourth Proportional to 69,812.18, 96,337.96 and 37,981.10

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Solution

The fourth proportional to 69,812.18, 96,337.96 and 37,981.10 is: 52,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,812.18 : 96,337.96 = 37,981.10 : x
  2. Step 2: Convert to fraction form
    69,812.18/96,337.96 = 37,981.10/x
  3. Step 3: Cross multiply
    69,812.18x = 96,337.96 × 37,981.10
  4. Step 4: Simplify right side
    69,812.18x = 3,659,021,838.45
  5. Step 5: Solve for x
    x = 3,659,021,838.45/69,812.18
  6. Step 6: Final answer
    x = 52,412.37

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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.