Home / 124,157.97-171,332.69-67,569.21

Finding the Fourth Proportional to 124,157.97, 171,332.69 and 67,569.21

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Solution

The fourth proportional to 124,157.97, 171,332.69 and 67,569.21 is: 93,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,157.97 : 171,332.69 = 67,569.21 : x
  2. Step 2: Convert to fraction form
    124,157.97/171,332.69 = 67,569.21/x
  3. Step 3: Cross multiply
    124,157.97x = 171,332.69 × 67,569.21
  4. Step 4: Simplify right side
    124,157.97x = 11,576,814,172.63
  5. Step 5: Solve for x
    x = 11,576,814,172.63/124,157.97
  6. Step 6: Final answer
    x = 93,242.62

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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.