Home / 97,440.12-134,488.14-61,607.16

Finding the Fourth Proportional to 97,440.12, 134,488.14 and 61,607.16

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Solution

The fourth proportional to 97,440.12, 134,488.14 and 61,607.16 is: 85,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,440.12 : 134,488.14 = 61,607.16 : x
  2. Step 2: Convert to fraction form
    97,440.12/134,488.14 = 61,607.16/x
  3. Step 3: Cross multiply
    97,440.12x = 134,488.14 × 61,607.16
  4. Step 4: Simplify right side
    97,440.12x = 8,285,432,359.08
  5. Step 5: Solve for x
    x = 8,285,432,359.08/97,440.12
  6. Step 6: Final answer
    x = 85,031.02

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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.