Home / 63,925.49-88,171.58-55,412.39

Finding the Fourth Proportional to 63,925.49, 88,171.58 and 55,412.39

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Solution

The fourth proportional to 63,925.49, 88,171.58 and 55,412.39 is: 76,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,925.49 : 88,171.58 = 55,412.39 : x
  2. Step 2: Convert to fraction form
    63,925.49/88,171.58 = 55,412.39/x
  3. Step 3: Cross multiply
    63,925.49x = 88,171.58 × 55,412.39
  4. Step 4: Simplify right side
    63,925.49x = 4,885,797,259.96
  5. Step 5: Solve for x
    x = 4,885,797,259.96/63,925.49
  6. Step 6: Final answer
    x = 76,429.57

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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.