Home / 58,347.05-87,532.07-20,897.06

Finding the Fourth Proportional to 58,347.05, 87,532.07 and 20,897.06

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Solution

The fourth proportional to 58,347.05, 87,532.07 and 20,897.06 is: 31,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,347.05 : 87,532.07 = 20,897.06 : x
  2. Step 2: Convert to fraction form
    58,347.05/87,532.07 = 20,897.06/x
  3. Step 3: Cross multiply
    58,347.05x = 87,532.07 × 20,897.06
  4. Step 4: Simplify right side
    58,347.05x = 1,829,162,376.57
  5. Step 5: Solve for x
    x = 1,829,162,376.57/58,347.05
  6. Step 6: Final answer
    x = 31,349.70

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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.