Home / 97,293.85-145,877.88-38,135.50

Finding the Fourth Proportional to 97,293.85, 145,877.88 and 38,135.50

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Solution

The fourth proportional to 97,293.85, 145,877.88 and 38,135.50 is: 57,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,293.85 : 145,877.88 = 38,135.50 : x
  2. Step 2: Convert to fraction form
    97,293.85/145,877.88 = 38,135.50/x
  3. Step 3: Cross multiply
    97,293.85x = 145,877.88 × 38,135.50
  4. Step 4: Simplify right side
    97,293.85x = 5,563,125,892.74
  5. Step 5: Solve for x
    x = 5,563,125,892.74/97,293.85
  6. Step 6: Final answer
    x = 57,178.60

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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.