Home / 56,228.32-77,658.84-38,292.16

Finding the Fourth Proportional to 56,228.32, 77,658.84 and 38,292.16

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Solution

The fourth proportional to 56,228.32, 77,658.84 and 38,292.16 is: 52,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.32 : 77,658.84 = 38,292.16 : x
  2. Step 2: Convert to fraction form
    56,228.32/77,658.84 = 38,292.16/x
  3. Step 3: Cross multiply
    56,228.32x = 77,658.84 × 38,292.16
  4. Step 4: Simplify right side
    56,228.32x = 2,973,724,726.69
  5. Step 5: Solve for x
    x = 2,973,724,726.69/56,228.32
  6. Step 6: Final answer
    x = 52,886.60

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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.