Home / 52,476.48-72,437.76-38,440.80

Finding the Fourth Proportional to 52,476.48, 72,437.76 and 38,440.80

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Solution

The fourth proportional to 52,476.48, 72,437.76 and 38,440.80 is: 53,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,476.48 : 72,437.76 = 38,440.80 : x
  2. Step 2: Convert to fraction form
    52,476.48/72,437.76 = 38,440.80/x
  3. Step 3: Cross multiply
    52,476.48x = 72,437.76 × 38,440.80
  4. Step 4: Simplify right side
    52,476.48x = 2,784,565,444.61
  5. Step 5: Solve for x
    x = 2,784,565,444.61/52,476.48
  6. Step 6: Final answer
    x = 53,063.11

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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.