Home / 97,472.18-134,511.81-52,760.18

Finding the Fourth Proportional to 97,472.18, 134,511.81 and 52,760.18

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Solution

The fourth proportional to 97,472.18, 134,511.81 and 52,760.18 is: 72,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,472.18 : 134,511.81 = 52,760.18 : x
  2. Step 2: Convert to fraction form
    97,472.18/134,511.81 = 52,760.18/x
  3. Step 3: Cross multiply
    97,472.18x = 134,511.81 × 52,760.18
  4. Step 4: Simplify right side
    97,472.18x = 7,096,867,307.73
  5. Step 5: Solve for x
    x = 7,096,867,307.73/97,472.18
  6. Step 6: Final answer
    x = 72,809.16

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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.