Home / 95,386.60-142,964.70-48,615.40

Finding the Fourth Proportional to 95,386.60, 142,964.70 and 48,615.40

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Solution

The fourth proportional to 95,386.60, 142,964.70 and 48,615.40 is: 72,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,386.60 : 142,964.70 = 48,615.40 : x
  2. Step 2: Convert to fraction form
    95,386.60/142,964.70 = 48,615.40/x
  3. Step 3: Cross multiply
    95,386.60x = 142,964.70 × 48,615.40
  4. Step 4: Simplify right side
    95,386.60x = 6,950,286,076.38
  5. Step 5: Solve for x
    x = 6,950,286,076.38/95,386.60
  6. Step 6: Final answer
    x = 72,864.39

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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.