Home / 52,389.30-72,303.38-29,422.88

Finding the Fourth Proportional to 52,389.30, 72,303.38 and 29,422.88

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Solution

The fourth proportional to 52,389.30, 72,303.38 and 29,422.88 is: 40,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,389.30 : 72,303.38 = 29,422.88 : x
  2. Step 2: Convert to fraction form
    52,389.30/72,303.38 = 29,422.88/x
  3. Step 3: Cross multiply
    52,389.30x = 72,303.38 × 29,422.88
  4. Step 4: Simplify right side
    52,389.30x = 2,127,373,952.88
  5. Step 5: Solve for x
    x = 2,127,373,952.88/52,389.30
  6. Step 6: Final answer
    x = 40,607.03

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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.