Home / 42,178.68-58,204.08-23,314.68

Finding the Fourth Proportional to 42,178.68, 58,204.08 and 23,314.68

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Solution

The fourth proportional to 42,178.68, 58,204.08 and 23,314.68 is: 32,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,178.68 : 58,204.08 = 23,314.68 : x
  2. Step 2: Convert to fraction form
    42,178.68/58,204.08 = 23,314.68/x
  3. Step 3: Cross multiply
    42,178.68x = 58,204.08 × 23,314.68
  4. Step 4: Simplify right side
    42,178.68x = 1,357,009,499.89
  5. Step 5: Solve for x
    x = 1,357,009,499.89/42,178.68
  6. Step 6: Final answer
    x = 32,172.88

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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.