Home / 88,024.34-121,470.20-47,737.36

Finding the Fourth Proportional to 88,024.34, 121,470.20 and 47,737.36

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Solution

The fourth proportional to 88,024.34, 121,470.20 and 47,737.36 is: 65,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,024.34 : 121,470.20 = 47,737.36 : x
  2. Step 2: Convert to fraction form
    88,024.34/121,470.20 = 47,737.36/x
  3. Step 3: Cross multiply
    88,024.34x = 121,470.20 × 47,737.36
  4. Step 4: Simplify right side
    88,024.34x = 5,798,666,666.67
  5. Step 5: Solve for x
    x = 5,798,666,666.67/88,024.34
  6. Step 6: Final answer
    x = 65,875.72

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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.