Home / 47,292.04-65,357.04-38,780.92

Finding the Fourth Proportional to 47,292.04, 65,357.04 and 38,780.92

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Solution

The fourth proportional to 47,292.04, 65,357.04 and 38,780.92 is: 53,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292.04 : 65,357.04 = 38,780.92 : x
  2. Step 2: Convert to fraction form
    47,292.04/65,357.04 = 38,780.92/x
  3. Step 3: Cross multiply
    47,292.04x = 65,357.04 × 38,780.92
  4. Step 4: Simplify right side
    47,292.04x = 2,534,606,139.68
  5. Step 5: Solve for x
    x = 2,534,606,139.68/47,292.04
  6. Step 6: Final answer
    x = 53,594.77

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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.