Home / 93,542.28-129,088.80-51,101.52

Finding the Fourth Proportional to 93,542.28, 129,088.80 and 51,101.52

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Solution

The fourth proportional to 93,542.28, 129,088.80 and 51,101.52 is: 70,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,542.28 : 129,088.80 = 51,101.52 : x
  2. Step 2: Convert to fraction form
    93,542.28/129,088.80 = 51,101.52/x
  3. Step 3: Cross multiply
    93,542.28x = 129,088.80 × 51,101.52
  4. Step 4: Simplify right side
    93,542.28x = 6,596,633,894.98
  5. Step 5: Solve for x
    x = 6,596,633,894.98/93,542.28
  6. Step 6: Final answer
    x = 70,520.35

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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.