Home / 127,732.40-191,450.77-60,307.19

Finding the Fourth Proportional to 127,732.40, 191,450.77 and 60,307.19

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Solution

The fourth proportional to 127,732.40, 191,450.77 and 60,307.19 is: 90,390.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,732.40 : 191,450.77 = 60,307.19 : x
  2. Step 2: Convert to fraction form
    127,732.40/191,450.77 = 60,307.19/x
  3. Step 3: Cross multiply
    127,732.40x = 191,450.77 × 60,307.19
  4. Step 4: Simplify right side
    127,732.40x = 11,545,857,962.04
  5. Step 5: Solve for x
    x = 11,545,857,962.04/127,732.40
  6. Step 6: Final answer
    x = 90,390.99

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1.5x scale

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.