Home / 144,572.04-217,106.22-88,740

Finding the Fourth Proportional to 144,572.04, 217,106.22 and 88,740

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Solution

The fourth proportional to 144,572.04, 217,106.22 and 88,740 is: 133,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,572.04 : 217,106.22 = 88,740 : x
  2. Step 2: Convert to fraction form
    144,572.04/217,106.22 = 88,740/x
  3. Step 3: Cross multiply
    144,572.04x = 217,106.22 × 88,740
  4. Step 4: Simplify right side
    144,572.04x = 19,266,005,962.80
  5. Step 5: Solve for x
    x = 19,266,005,962.80/144,572.04
  6. Step 6: Final answer
    x = 133,262.32

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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.