Home / 70,320.15-97,040.99-38,054.02

Finding the Fourth Proportional to 70,320.15, 97,040.99 and 38,054.02

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Solution

The fourth proportional to 70,320.15, 97,040.99 and 38,054.02 is: 52,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,320.15 : 97,040.99 = 38,054.02 : x
  2. Step 2: Convert to fraction form
    70,320.15/97,040.99 = 38,054.02/x
  3. Step 3: Cross multiply
    70,320.15x = 97,040.99 × 38,054.02
  4. Step 4: Simplify right side
    70,320.15x = 3,692,799,723.78
  5. Step 5: Solve for x
    x = 3,692,799,723.78/70,320.15
  6. Step 6: Final answer
    x = 52,514.11

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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.