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Finding the Fourth Proportional to 157,413.62, 236,123.31 and 57,573.74

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Solution

The fourth proportional to 157,413.62, 236,123.31 and 57,573.74 is: 86,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,413.62 : 236,123.31 = 57,573.74 : x
  2. Step 2: Convert to fraction form
    157,413.62/236,123.31 = 57,573.74/x
  3. Step 3: Cross multiply
    157,413.62x = 236,123.31 × 57,573.74
  4. Step 4: Simplify right side
    157,413.62x = 13,594,502,057.88
  5. Step 5: Solve for x
    x = 13,594,502,057.88/157,413.62
  6. Step 6: Final answer
    x = 86,361.66

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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.