Home / 268,501.74-402,731.43-156,110.25

Finding the Fourth Proportional to 268,501.74, 402,731.43 and 156,110.25

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Solution

The fourth proportional to 268,501.74, 402,731.43 and 156,110.25 is: 234,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,501.74 : 402,731.43 = 156,110.25 : x
  2. Step 2: Convert to fraction form
    268,501.74/402,731.43 = 156,110.25/x
  3. Step 3: Cross multiply
    268,501.74x = 402,731.43 × 156,110.25
  4. Step 4: Simplify right side
    268,501.74x = 62,870,504,220.16
  5. Step 5: Solve for x
    x = 62,870,504,220.16/268,501.74
  6. Step 6: Final answer
    x = 234,153.06

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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.