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Finding the Fourth Proportional to 158,292.32, 218,437.92 and 94,592.48

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Solution

The fourth proportional to 158,292.32, 218,437.92 and 94,592.48 is: 130,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,292.32 : 218,437.92 = 94,592.48 : x
  2. Step 2: Convert to fraction form
    158,292.32/218,437.92 = 94,592.48/x
  3. Step 3: Cross multiply
    158,292.32x = 218,437.92 × 94,592.48
  4. Step 4: Simplify right side
    158,292.32x = 20,662,584,578.84
  5. Step 5: Solve for x
    x = 20,662,584,578.84/158,292.32
  6. Step 6: Final answer
    x = 130,534.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.