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Finding the Fourth Proportional to 163,667.92, 224,882.90 and 130,075.60

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Solution

The fourth proportional to 163,667.92, 224,882.90 and 130,075.60 is: 178,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,667.92 : 224,882.90 = 130,075.60 : x
  2. Step 2: Convert to fraction form
    163,667.92/224,882.90 = 130,075.60/x
  3. Step 3: Cross multiply
    163,667.92x = 224,882.90 × 130,075.60
  4. Step 4: Simplify right side
    163,667.92x = 29,251,778,147.24
  5. Step 5: Solve for x
    x = 29,251,778,147.24/163,667.92
  6. Step 6: Final answer
    x = 178,726.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.