Home / 145,544.73-218,304.59-88,603.85

Finding the Fourth Proportional to 145,544.73, 218,304.59 and 88,603.85

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Solution

The fourth proportional to 145,544.73, 218,304.59 and 88,603.85 is: 132,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,544.73 : 218,304.59 = 88,603.85 : x
  2. Step 2: Convert to fraction form
    145,544.73/218,304.59 = 88,603.85/x
  3. Step 3: Cross multiply
    145,544.73x = 218,304.59 × 88,603.85
  4. Step 4: Simplify right side
    145,544.73x = 19,342,627,381.01
  5. Step 5: Solve for x
    x = 19,342,627,381.01/145,544.73
  6. Step 6: Final answer
    x = 132,898.17

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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.