Home / 42,678.99-58,898.61-23,819.76

Finding the Fourth Proportional to 42,678.99, 58,898.61 and 23,819.76

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Solution

The fourth proportional to 42,678.99, 58,898.61 and 23,819.76 is: 32,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,678.99 : 58,898.61 = 23,819.76 : x
  2. Step 2: Convert to fraction form
    42,678.99/58,898.61 = 23,819.76/x
  3. Step 3: Cross multiply
    42,678.99x = 58,898.61 × 23,819.76
  4. Step 4: Simplify right side
    42,678.99x = 1,402,950,754.53
  5. Step 5: Solve for x
    x = 1,402,950,754.53/42,678.99
  6. Step 6: Final answer
    x = 32,872.16

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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.