Home / 43,250.38-64,875.64-12,085.62

Finding the Fourth Proportional to 43,250.38, 64,875.64 and 12,085.62

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Solution

The fourth proportional to 43,250.38, 64,875.64 and 12,085.62 is: 18,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,250.38 : 64,875.64 = 12,085.62 : x
  2. Step 2: Convert to fraction form
    43,250.38/64,875.64 = 12,085.62/x
  3. Step 3: Cross multiply
    43,250.38x = 64,875.64 × 12,085.62
  4. Step 4: Simplify right side
    43,250.38x = 784,062,332.30
  5. Step 5: Solve for x
    x = 784,062,332.30/43,250.38
  6. Step 6: Final answer
    x = 18,128.45

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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.