Home / 97,257.45-134,253.93-83,591.40

Finding the Fourth Proportional to 97,257.45, 134,253.93 and 83,591.40

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Solution

The fourth proportional to 97,257.45, 134,253.93 and 83,591.40 is: 115,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,257.45 : 134,253.93 = 83,591.40 : x
  2. Step 2: Convert to fraction form
    97,257.45/134,253.93 = 83,591.40/x
  3. Step 3: Cross multiply
    97,257.45x = 134,253.93 × 83,591.40
  4. Step 4: Simplify right side
    97,257.45x = 11,222,473,964.20
  5. Step 5: Solve for x
    x = 11,222,473,964.20/97,257.45
  6. Step 6: Final answer
    x = 115,389.35

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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.