Home / 88,164.80-121,654.08-52,341.72

Finding the Fourth Proportional to 88,164.80, 121,654.08 and 52,341.72

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Solution

The fourth proportional to 88,164.80, 121,654.08 and 52,341.72 is: 72,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,164.80 : 121,654.08 = 52,341.72 : x
  2. Step 2: Convert to fraction form
    88,164.80/121,654.08 = 52,341.72/x
  3. Step 3: Cross multiply
    88,164.80x = 121,654.08 × 52,341.72
  4. Step 4: Simplify right side
    88,164.80x = 6,367,583,792.22
  5. Step 5: Solve for x
    x = 6,367,583,792.22/88,164.80
  6. Step 6: Final answer
    x = 72,223.65

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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.