Home / 135,746.95-187,158.58-97,031.11

Finding the Fourth Proportional to 135,746.95, 187,158.58 and 97,031.11

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Solution

The fourth proportional to 135,746.95, 187,158.58 and 97,031.11 is: 133,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,746.95 : 187,158.58 = 97,031.11 : x
  2. Step 2: Convert to fraction form
    135,746.95/187,158.58 = 97,031.11/x
  3. Step 3: Cross multiply
    135,746.95x = 187,158.58 × 97,031.11
  4. Step 4: Simplify right side
    135,746.95x = 18,160,204,763.42
  5. Step 5: Solve for x
    x = 18,160,204,763.42/135,746.95
  6. Step 6: Final answer
    x = 133,779.84

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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.