Home / 70,585.17-97,394.83-39,958.06

Finding the Fourth Proportional to 70,585.17, 97,394.83 and 39,958.06

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Solution

The fourth proportional to 70,585.17, 97,394.83 and 39,958.06 is: 55,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,585.17 : 97,394.83 = 39,958.06 : x
  2. Step 2: Convert to fraction form
    70,585.17/97,394.83 = 39,958.06/x
  3. Step 3: Cross multiply
    70,585.17x = 97,394.83 × 39,958.06
  4. Step 4: Simplify right side
    70,585.17x = 3,891,708,117.45
  5. Step 5: Solve for x
    x = 3,891,708,117.45/70,585.17
  6. Step 6: Final answer
    x = 55,134.93

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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.