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Finding the Fourth Proportional to 59,160, 88,742.88 and 17,607.36

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Solution

The fourth proportional to 59,160, 88,742.88 and 17,607.36 is: 26,411.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,160 : 88,742.88 = 17,607.36 : x
  2. Step 2: Convert to fraction form
    59,160/88,742.88 = 17,607.36/x
  3. Step 3: Cross multiply
    59,160x = 88,742.88 × 17,607.36
  4. Step 4: Simplify right side
    59,160x = 1,562,527,835.60
  5. Step 5: Solve for x
    x = 1,562,527,835.60/59,160
  6. Step 6: Final answer
    x = 26,411.90

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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.