Home / 43,282.05-59,730-25,389.96

Finding the Fourth Proportional to 43,282.05, 59,730 and 25,389.96

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Solution

The fourth proportional to 43,282.05, 59,730 and 25,389.96 is: 35,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,282.05 : 59,730 = 25,389.96 : x
  2. Step 2: Convert to fraction form
    43,282.05/59,730 = 25,389.96/x
  3. Step 3: Cross multiply
    43,282.05x = 59,730 × 25,389.96
  4. Step 4: Simplify right side
    43,282.05x = 1,516,542,310.80
  5. Step 5: Solve for x
    x = 1,516,542,310.80/43,282.05
  6. Step 6: Final answer
    x = 35,038.60

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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.