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Finding the Fourth Proportional to 116,607.04, 160,925.89 and 65,624.68

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Solution

The fourth proportional to 116,607.04, 160,925.89 and 65,624.68 is: 90,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,607.04 : 160,925.89 = 65,624.68 : x
  2. Step 2: Convert to fraction form
    116,607.04/160,925.89 = 65,624.68/x
  3. Step 3: Cross multiply
    116,607.04x = 160,925.89 × 65,624.68
  4. Step 4: Simplify right side
    116,607.04x = 10,560,710,195.11
  5. Step 5: Solve for x
    x = 10,560,710,195.11/116,607.04
  6. Step 6: Final answer
    x = 90,566.66

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1.5x scale

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.