Home / 83,570.08-125,376.74-48,938.58

Finding the Fourth Proportional to 83,570.08, 125,376.74 and 48,938.58

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Solution

The fourth proportional to 83,570.08, 125,376.74 and 48,938.58 is: 73,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,570.08 : 125,376.74 = 48,938.58 : x
  2. Step 2: Convert to fraction form
    83,570.08/125,376.74 = 48,938.58/x
  3. Step 3: Cross multiply
    83,570.08x = 125,376.74 × 48,938.58
  4. Step 4: Simplify right side
    83,570.08x = 6,135,759,926.61
  5. Step 5: Solve for x
    x = 6,135,759,926.61/83,570.08
  6. Step 6: Final answer
    x = 73,420.53

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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.