Home / 86,532.80-119,444.64-52,560.32

Finding the Fourth Proportional to 86,532.80, 119,444.64 and 52,560.32

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Solution

The fourth proportional to 86,532.80, 119,444.64 and 52,560.32 is: 72,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,532.80 : 119,444.64 = 52,560.32 : x
  2. Step 2: Convert to fraction form
    86,532.80/119,444.64 = 52,560.32/x
  3. Step 3: Cross multiply
    86,532.80x = 119,444.64 × 52,560.32
  4. Step 4: Simplify right side
    86,532.80x = 6,278,048,500.68
  5. Step 5: Solve for x
    x = 6,278,048,500.68/86,532.80
  6. Step 6: Final answer
    x = 72,551.08

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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.