Home / 229,916.88-317,301.84-127,950.30

Finding the Fourth Proportional to 229,916.88, 317,301.84 and 127,950.30

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Solution

The fourth proportional to 229,916.88, 317,301.84 and 127,950.30 is: 176,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,916.88 : 317,301.84 = 127,950.30 : x
  2. Step 2: Convert to fraction form
    229,916.88/317,301.84 = 127,950.30/x
  3. Step 3: Cross multiply
    229,916.88x = 317,301.84 × 127,950.30
  4. Step 4: Simplify right side
    229,916.88x = 40,598,865,618.55
  5. Step 5: Solve for x
    x = 40,598,865,618.55/229,916.88
  6. Step 6: Final answer
    x = 176,580.62

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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.