Home / 97,293.20-145,900.74-47,358.74

Finding the Fourth Proportional to 97,293.20, 145,900.74 and 47,358.74

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Solution

The fourth proportional to 97,293.20, 145,900.74 and 47,358.74 is: 71,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,293.20 : 145,900.74 = 47,358.74 : x
  2. Step 2: Convert to fraction form
    97,293.20/145,900.74 = 47,358.74/x
  3. Step 3: Cross multiply
    97,293.20x = 145,900.74 × 47,358.74
  4. Step 4: Simplify right side
    97,293.20x = 6,909,675,211.47
  5. Step 5: Solve for x
    x = 6,909,675,211.47/97,293.20
  6. Step 6: Final answer
    x = 71,019.10

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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.