Home / 55,966.80-83,950.20-38,252.10

Finding the Fourth Proportional to 55,966.80, 83,950.20 and 38,252.10

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Solution

The fourth proportional to 55,966.80, 83,950.20 and 38,252.10 is: 57,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.80 : 83,950.20 = 38,252.10 : x
  2. Step 2: Convert to fraction form
    55,966.80/83,950.20 = 38,252.10/x
  3. Step 3: Cross multiply
    55,966.80x = 83,950.20 × 38,252.10
  4. Step 4: Simplify right side
    55,966.80x = 3,211,271,445.42
  5. Step 5: Solve for x
    x = 3,211,271,445.42/55,966.80
  6. Step 6: Final answer
    x = 57,378.15

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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.