Home / 58,631.13-87,946.70-14,257.61

Finding the Fourth Proportional to 58,631.13, 87,946.70 and 14,257.61

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Solution

The fourth proportional to 58,631.13, 87,946.70 and 14,257.61 is: 21,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,631.13 : 87,946.70 = 14,257.61 : x
  2. Step 2: Convert to fraction form
    58,631.13/87,946.70 = 14,257.61/x
  3. Step 3: Cross multiply
    58,631.13x = 87,946.70 × 14,257.61
  4. Step 4: Simplify right side
    58,631.13x = 1,253,909,238.37
  5. Step 5: Solve for x
    x = 1,253,909,238.37/58,631.13
  6. Step 6: Final answer
    x = 21,386.41

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1.5x scale

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.