Home / 70,925.13-97,876.38-39,094.02

Finding the Fourth Proportional to 70,925.13, 97,876.38 and 39,094.02

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Solution

The fourth proportional to 70,925.13, 97,876.38 and 39,094.02 is: 53,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925.13 : 97,876.38 = 39,094.02 : x
  2. Step 2: Convert to fraction form
    70,925.13/97,876.38 = 39,094.02/x
  3. Step 3: Cross multiply
    70,925.13x = 97,876.38 × 39,094.02
  4. Step 4: Simplify right side
    70,925.13x = 3,826,381,157.25
  5. Step 5: Solve for x
    x = 3,826,381,157.25/70,925.13
  6. Step 6: Final answer
    x = 53,949.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.