Home / 58,428.16-87,650.88-16,875.52

Finding the Fourth Proportional to 58,428.16, 87,650.88 and 16,875.52

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Solution

The fourth proportional to 58,428.16, 87,650.88 and 16,875.52 is: 25,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,428.16 : 87,650.88 = 16,875.52 : x
  2. Step 2: Convert to fraction form
    58,428.16/87,650.88 = 16,875.52/x
  3. Step 3: Cross multiply
    58,428.16x = 87,650.88 × 16,875.52
  4. Step 4: Simplify right side
    58,428.16x = 1,479,154,178.46
  5. Step 5: Solve for x
    x = 1,479,154,178.46/58,428.16
  6. Step 6: Final answer
    x = 25,315.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.