Home / 124,146.96-171,319.23-70,436.94

Finding the Fourth Proportional to 124,146.96, 171,319.23 and 70,436.94

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Solution

The fourth proportional to 124,146.96, 171,319.23 and 70,436.94 is: 97,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,146.96 : 171,319.23 = 70,436.94 : x
  2. Step 2: Convert to fraction form
    124,146.96/171,319.23 = 70,436.94/x
  3. Step 3: Cross multiply
    124,146.96x = 171,319.23 × 70,436.94
  4. Step 4: Simplify right side
    124,146.96x = 12,067,202,324.36
  5. Step 5: Solve for x
    x = 12,067,202,324.36/124,146.96
  6. Step 6: Final answer
    x = 97,200.95

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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.