Home / 70,444.45-97,211.80-38,612.66

Finding the Fourth Proportional to 70,444.45, 97,211.80 and 38,612.66

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Solution

The fourth proportional to 70,444.45, 97,211.80 and 38,612.66 is: 53,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,444.45 : 97,211.80 = 38,612.66 : x
  2. Step 2: Convert to fraction form
    70,444.45/97,211.80 = 38,612.66/x
  3. Step 3: Cross multiply
    70,444.45x = 97,211.80 × 38,612.66
  4. Step 4: Simplify right side
    70,444.45x = 3,753,606,181.39
  5. Step 5: Solve for x
    x = 3,753,606,181.39/70,444.45
  6. Step 6: Final answer
    x = 53,284.63

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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.