Home / 42,302.88-58,379.28-23,440.80

Finding the Fourth Proportional to 42,302.88, 58,379.28 and 23,440.80

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Solution

The fourth proportional to 42,302.88, 58,379.28 and 23,440.80 is: 32,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,302.88 : 58,379.28 = 23,440.80 : x
  2. Step 2: Convert to fraction form
    42,302.88/58,379.28 = 23,440.80/x
  3. Step 3: Cross multiply
    42,302.88x = 58,379.28 × 23,440.80
  4. Step 4: Simplify right side
    42,302.88x = 1,368,457,026.62
  5. Step 5: Solve for x
    x = 1,368,457,026.62/42,302.88
  6. Step 6: Final answer
    x = 32,349.03

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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.