Home / 70,686.04-97,546.82-38,854.26

Finding the Fourth Proportional to 70,686.04, 97,546.82 and 38,854.26

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Solution

The fourth proportional to 70,686.04, 97,546.82 and 38,854.26 is: 53,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,686.04 : 97,546.82 = 38,854.26 : x
  2. Step 2: Convert to fraction form
    70,686.04/97,546.82 = 38,854.26/x
  3. Step 3: Cross multiply
    70,686.04x = 97,546.82 × 38,854.26
  4. Step 4: Simplify right side
    70,686.04x = 3,790,109,506.45
  5. Step 5: Solve for x
    x = 3,790,109,506.45/70,686.04
  6. Step 6: Final answer
    x = 53,618.93

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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.