Home / 115,044.87-158,710.68-67,277.16

Finding the Fourth Proportional to 115,044.87, 158,710.68 and 67,277.16

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Solution

The fourth proportional to 115,044.87, 158,710.68 and 67,277.16 is: 92,812.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,044.87 : 158,710.68 = 67,277.16 : x
  2. Step 2: Convert to fraction form
    115,044.87/158,710.68 = 67,277.16/x
  3. Step 3: Cross multiply
    115,044.87x = 158,710.68 × 67,277.16
  4. Step 4: Simplify right side
    115,044.87x = 10,677,603,812.07
  5. Step 5: Solve for x
    x = 10,677,603,812.07/115,044.87
  6. Step 6: Final answer
    x = 92,812.52

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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.