Home / 124,140.61-171,314.63-67,552.39

Finding the Fourth Proportional to 124,140.61, 171,314.63 and 67,552.39

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Solution

The fourth proportional to 124,140.61, 171,314.63 and 67,552.39 is: 93,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,140.61 : 171,314.63 = 67,552.39 : x
  2. Step 2: Convert to fraction form
    124,140.61/171,314.63 = 67,552.39/x
  3. Step 3: Cross multiply
    124,140.61x = 171,314.63 × 67,552.39
  4. Step 4: Simplify right side
    124,140.61x = 11,572,712,698.47
  5. Step 5: Solve for x
    x = 11,572,712,698.47/124,140.61
  6. Step 6: Final answer
    x = 93,222.62

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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.