Home / 88,337.84-121,863.30-52,502.50

Finding the Fourth Proportional to 88,337.84, 121,863.30 and 52,502.50

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Solution

The fourth proportional to 88,337.84, 121,863.30 and 52,502.50 is: 72,427.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,337.84 : 121,863.30 = 52,502.50 : x
  2. Step 2: Convert to fraction form
    88,337.84/121,863.30 = 52,502.50/x
  3. Step 3: Cross multiply
    88,337.84x = 121,863.30 × 52,502.50
  4. Step 4: Simplify right side
    88,337.84x = 6,398,127,908.25
  5. Step 5: Solve for x
    x = 6,398,127,908.25/88,337.84
  6. Step 6: Final answer
    x = 72,427.94

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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.