Home / 42,041.46-58,016.34-23,178.63

Finding the Fourth Proportional to 42,041.46, 58,016.34 and 23,178.63

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Solution

The fourth proportional to 42,041.46, 58,016.34 and 23,178.63 is: 31,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,041.46 : 58,016.34 = 23,178.63 : x
  2. Step 2: Convert to fraction form
    42,041.46/58,016.34 = 23,178.63/x
  3. Step 3: Cross multiply
    42,041.46x = 58,016.34 × 23,178.63
  4. Step 4: Simplify right side
    42,041.46x = 1,344,739,278.81
  5. Step 5: Solve for x
    x = 1,344,739,278.81/42,041.46
  6. Step 6: Final answer
    x = 31,986.03

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Double scale
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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.