Home / 152,030.65-227,734.60-85,330.73

Finding the Fourth Proportional to 152,030.65, 227,734.60 and 85,330.73

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Solution

The fourth proportional to 152,030.65, 227,734.60 and 85,330.73 is: 127,821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,030.65 : 227,734.60 = 85,330.73 : x
  2. Step 2: Convert to fraction form
    152,030.65/227,734.60 = 85,330.73/x
  3. Step 3: Cross multiply
    152,030.65x = 227,734.60 × 85,330.73
  4. Step 4: Simplify right side
    152,030.65x = 19,432,759,664.26
  5. Step 5: Solve for x
    x = 19,432,759,664.26/152,030.65
  6. Step 6: Final answer
    x = 127,821.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.