Home / 42,302.08-58,378.62-23,438.80

Finding the Fourth Proportional to 42,302.08, 58,378.62 and 23,438.80

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Solution

The fourth proportional to 42,302.08, 58,378.62 and 23,438.80 is: 32,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,302.08 : 58,378.62 = 23,438.80 : x
  2. Step 2: Convert to fraction form
    42,302.08/58,378.62 = 23,438.80/x
  3. Step 3: Cross multiply
    42,302.08x = 58,378.62 × 23,438.80
  4. Step 4: Simplify right side
    42,302.08x = 1,368,324,798.46
  5. Step 5: Solve for x
    x = 1,368,324,798.46/42,302.08
  6. Step 6: Final answer
    x = 32,346.51

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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.