Home / 59,780.34-89,675.76-15,407.03

Finding the Fourth Proportional to 59,780.34, 89,675.76 and 15,407.03

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Solution

The fourth proportional to 59,780.34, 89,675.76 and 15,407.03 is: 23,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,780.34 : 89,675.76 = 15,407.03 : x
  2. Step 2: Convert to fraction form
    59,780.34/89,675.76 = 15,407.03/x
  3. Step 3: Cross multiply
    59,780.34x = 89,675.76 × 15,407.03
  4. Step 4: Simplify right side
    59,780.34x = 1,381,636,676.21
  5. Step 5: Solve for x
    x = 1,381,636,676.21/59,780.34
  6. Step 6: Final answer
    x = 23,111.89

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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.