Home / 97,511.55-134,604.70-61,203.30

Finding the Fourth Proportional to 97,511.55, 134,604.70 and 61,203.30

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Solution

The fourth proportional to 97,511.55, 134,604.70 and 61,203.30 is: 84,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,511.55 : 134,604.70 = 61,203.30 : x
  2. Step 2: Convert to fraction form
    97,511.55/134,604.70 = 61,203.30/x
  3. Step 3: Cross multiply
    97,511.55x = 134,604.70 × 61,203.30
  4. Step 4: Simplify right side
    97,511.55x = 8,238,251,835.51
  5. Step 5: Solve for x
    x = 8,238,251,835.51/97,511.55
  6. Step 6: Final answer
    x = 84,484.88

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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.