Home / 178,216.40-245,938.58-106,613.25

Finding the Fourth Proportional to 178,216.40, 245,938.58 and 106,613.25

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Solution

The fourth proportional to 178,216.40, 245,938.58 and 106,613.25 is: 147,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,216.40 : 245,938.58 = 106,613.25 : x
  2. Step 2: Convert to fraction form
    178,216.40/245,938.58 = 106,613.25/x
  3. Step 3: Cross multiply
    178,216.40x = 245,938.58 × 106,613.25
  4. Step 4: Simplify right side
    178,216.40x = 26,220,310,258.65
  5. Step 5: Solve for x
    x = 26,220,310,258.65/178,216.40
  6. Step 6: Final answer
    x = 147,126.25

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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.