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Finding the Fourth Proportional to 58,864.98, 88,275.60 and 19,411.50

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Solution

The fourth proportional to 58,864.98, 88,275.60 and 19,411.50 is: 29,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,864.98 : 88,275.60 = 19,411.50 : x
  2. Step 2: Convert to fraction form
    58,864.98/88,275.60 = 19,411.50/x
  3. Step 3: Cross multiply
    58,864.98x = 88,275.60 × 19,411.50
  4. Step 4: Simplify right side
    58,864.98x = 1,713,561,809.40
  5. Step 5: Solve for x
    x = 1,713,561,809.40/58,864.98
  6. Step 6: Final answer
    x = 29,110.04

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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.