Home / 86,535.24-129,923.60-44,444.39

Finding the Fourth Proportional to 86,535.24, 129,923.60 and 44,444.39

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Solution

The fourth proportional to 86,535.24, 129,923.60 and 44,444.39 is: 66,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,535.24 : 129,923.60 = 44,444.39 : x
  2. Step 2: Convert to fraction form
    86,535.24/129,923.60 = 44,444.39/x
  3. Step 3: Cross multiply
    86,535.24x = 129,923.60 × 44,444.39
  4. Step 4: Simplify right side
    86,535.24x = 5,774,374,276.76
  5. Step 5: Solve for x
    x = 5,774,374,276.76/86,535.24
  6. Step 6: Final answer
    x = 66,728.59

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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.