Home / 124,132.50-171,303.66-67,544.28

Finding the Fourth Proportional to 124,132.50, 171,303.66 and 67,544.28

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Solution

The fourth proportional to 124,132.50, 171,303.66 and 67,544.28 is: 93,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,132.50 : 171,303.66 = 67,544.28 : x
  2. Step 2: Convert to fraction form
    124,132.50/171,303.66 = 67,544.28/x
  3. Step 3: Cross multiply
    124,132.50x = 171,303.66 × 67,544.28
  4. Step 4: Simplify right side
    124,132.50x = 11,570,582,376.06
  5. Step 5: Solve for x
    x = 11,570,582,376.06/124,132.50
  6. Step 6: Final answer
    x = 93,211.55

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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.