Home / 58,904.32-81,246.56-38,754.76

Finding the Fourth Proportional to 58,904.32, 81,246.56 and 38,754.76

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Solution

The fourth proportional to 58,904.32, 81,246.56 and 38,754.76 is: 53,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,904.32 : 81,246.56 = 38,754.76 : x
  2. Step 2: Convert to fraction form
    58,904.32/81,246.56 = 38,754.76/x
  3. Step 3: Cross multiply
    58,904.32x = 81,246.56 × 38,754.76
  4. Step 4: Simplify right side
    58,904.32x = 3,148,690,933.63
  5. Step 5: Solve for x
    x = 3,148,690,933.63/58,904.32
  6. Step 6: Final answer
    x = 53,454.33

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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.