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Finding the Fourth Proportional to 58,964.80, 88,317.60 and 52,398.40

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Solution

The fourth proportional to 58,964.80, 88,317.60 and 52,398.40 is: 78,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,964.80 : 88,317.60 = 52,398.40 : x
  2. Step 2: Convert to fraction form
    58,964.80/88,317.60 = 52,398.40/x
  3. Step 3: Cross multiply
    58,964.80x = 88,317.60 × 52,398.40
  4. Step 4: Simplify right side
    58,964.80x = 4,627,700,931.84
  5. Step 5: Solve for x
    x = 4,627,700,931.84/58,964.80
  6. Step 6: Final answer
    x = 78,482.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.