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Finding the Fourth Proportional to 176,767.40, 265,151.10 and 157,413.80

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Solution

The fourth proportional to 176,767.40, 265,151.10 and 157,413.80 is: 236,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,767.40 : 265,151.10 = 157,413.80 : x
  2. Step 2: Convert to fraction form
    176,767.40/265,151.10 = 157,413.80/x
  3. Step 3: Cross multiply
    176,767.40x = 265,151.10 × 157,413.80
  4. Step 4: Simplify right side
    176,767.40x = 41,738,442,225.18
  5. Step 5: Solve for x
    x = 41,738,442,225.18/176,767.40
  6. Step 6: Final answer
    x = 236,120.70

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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.