Home / 55,625.80-83,438.70-32,312.20

Finding the Fourth Proportional to 55,625.80, 83,438.70 and 32,312.20

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Solution

The fourth proportional to 55,625.80, 83,438.70 and 32,312.20 is: 48,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,625.80 : 83,438.70 = 32,312.20 : x
  2. Step 2: Convert to fraction form
    55,625.80/83,438.70 = 32,312.20/x
  3. Step 3: Cross multiply
    55,625.80x = 83,438.70 × 32,312.20
  4. Step 4: Simplify right side
    55,625.80x = 2,696,087,962.14
  5. Step 5: Solve for x
    x = 2,696,087,962.14/55,625.80
  6. Step 6: Final answer
    x = 48,468.30

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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.