Home / 58,869.74-88,342.07-21,426.21

Finding the Fourth Proportional to 58,869.74, 88,342.07 and 21,426.21

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Solution

The fourth proportional to 58,869.74, 88,342.07 and 21,426.21 is: 32,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,869.74 : 88,342.07 = 21,426.21 : x
  2. Step 2: Convert to fraction form
    58,869.74/88,342.07 = 21,426.21/x
  3. Step 3: Cross multiply
    58,869.74x = 88,342.07 × 21,426.21
  4. Step 4: Simplify right side
    58,869.74x = 1,892,835,636.52
  5. Step 5: Solve for x
    x = 1,892,835,636.52/58,869.74
  6. Step 6: Final answer
    x = 32,152.95

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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.