Home / 70,350.12-97,083.45-38,521.98

Finding the Fourth Proportional to 70,350.12, 97,083.45 and 38,521.98

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Solution

The fourth proportional to 70,350.12, 97,083.45 and 38,521.98 is: 53,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350.12 : 97,083.45 = 38,521.98 : x
  2. Step 2: Convert to fraction form
    70,350.12/97,083.45 = 38,521.98/x
  3. Step 3: Cross multiply
    70,350.12x = 97,083.45 × 38,521.98
  4. Step 4: Simplify right side
    70,350.12x = 3,739,846,719.23
  5. Step 5: Solve for x
    x = 3,739,846,719.23/70,350.12
  6. Step 6: Final answer
    x = 53,160.49

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1.5x scale

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.