Home / 155,965.70-233,948.55-146,124.20

Finding the Fourth Proportional to 155,965.70, 233,948.55 and 146,124.20

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Solution

The fourth proportional to 155,965.70, 233,948.55 and 146,124.20 is: 219,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,965.70 : 233,948.55 = 146,124.20 : x
  2. Step 2: Convert to fraction form
    155,965.70/233,948.55 = 146,124.20/x
  3. Step 3: Cross multiply
    155,965.70x = 233,948.55 × 146,124.20
  4. Step 4: Simplify right side
    155,965.70x = 34,185,544,709.91
  5. Step 5: Solve for x
    x = 34,185,544,709.91/155,965.70
  6. Step 6: Final answer
    x = 219,186.30

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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.