Home / 229,258.35-316,396.53-127,303.65

Finding the Fourth Proportional to 229,258.35, 316,396.53 and 127,303.65

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Solution

The fourth proportional to 229,258.35, 316,396.53 and 127,303.65 is: 175,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,258.35 : 316,396.53 = 127,303.65 : x
  2. Step 2: Convert to fraction form
    229,258.35/316,396.53 = 127,303.65/x
  3. Step 3: Cross multiply
    229,258.35x = 316,396.53 × 127,303.65
  4. Step 4: Simplify right side
    229,258.35x = 40,278,433,116.33
  5. Step 5: Solve for x
    x = 40,278,433,116.33/229,258.35
  6. Step 6: Final answer
    x = 175,690.15

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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.