Home / 52,632.48-72,630.18-28,754.76

Finding the Fourth Proportional to 52,632.48, 72,630.18 and 28,754.76

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Solution

The fourth proportional to 52,632.48, 72,630.18 and 28,754.76 is: 39,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,632.48 : 72,630.18 = 28,754.76 : x
  2. Step 2: Convert to fraction form
    52,632.48/72,630.18 = 28,754.76/x
  3. Step 3: Cross multiply
    52,632.48x = 72,630.18 × 28,754.76
  4. Step 4: Simplify right side
    52,632.48x = 2,088,463,394.66
  5. Step 5: Solve for x
    x = 2,088,463,394.66/52,632.48
  6. Step 6: Final answer
    x = 39,680.13

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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.