Home / 73,403.90-101,817.10-70,886.42

Finding the Fourth Proportional to 73,403.90, 101,817.10 and 70,886.42

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Solution

The fourth proportional to 73,403.90, 101,817.10 and 70,886.42 is: 98,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,403.90 : 101,817.10 = 70,886.42 : x
  2. Step 2: Convert to fraction form
    73,403.90/101,817.10 = 70,886.42/x
  3. Step 3: Cross multiply
    73,403.90x = 101,817.10 × 70,886.42
  4. Step 4: Simplify right side
    73,403.90x = 7,217,449,359.35
  5. Step 5: Solve for x
    x = 7,217,449,359.35/73,403.90
  6. Step 6: Final answer
    x = 98,325.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.