Home / 42,347.87-58,438.59-23,486.75

Finding the Fourth Proportional to 42,347.87, 58,438.59 and 23,486.75

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Solution

The fourth proportional to 42,347.87, 58,438.59 and 23,486.75 is: 32,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,347.87 : 58,438.59 = 23,486.75 : x
  2. Step 2: Convert to fraction form
    42,347.87/58,438.59 = 23,486.75/x
  3. Step 3: Cross multiply
    42,347.87x = 58,438.59 × 23,486.75
  4. Step 4: Simplify right side
    42,347.87x = 1,372,532,583.04
  5. Step 5: Solve for x
    x = 1,372,532,583.04/42,347.87
  6. Step 6: Final answer
    x = 32,410.90

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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.