Home / 178,177.12-245,888.94-101,706.64

Finding the Fourth Proportional to 178,177.12, 245,888.94 and 101,706.64

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Solution

The fourth proportional to 178,177.12, 245,888.94 and 101,706.64 is: 140,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,177.12 : 245,888.94 = 101,706.64 : x
  2. Step 2: Convert to fraction form
    178,177.12/245,888.94 = 101,706.64/x
  3. Step 3: Cross multiply
    178,177.12x = 245,888.94 × 101,706.64
  4. Step 4: Simplify right side
    178,177.12x = 25,008,537,900.56
  5. Step 5: Solve for x
    x = 25,008,537,900.56/178,177.12
  6. Step 6: Final answer
    x = 140,357.74

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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.