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Finding the Fourth Proportional to 163,009.95, 224,747.01 and 116,498.40

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Solution

The fourth proportional to 163,009.95, 224,747.01 and 116,498.40 is: 160,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,009.95 : 224,747.01 = 116,498.40 : x
  2. Step 2: Convert to fraction form
    163,009.95/224,747.01 = 116,498.40/x
  3. Step 3: Cross multiply
    163,009.95x = 224,747.01 × 116,498.40
  4. Step 4: Simplify right side
    163,009.95x = 26,182,667,069.78
  5. Step 5: Solve for x
    x = 26,182,667,069.78/163,009.95
  6. Step 6: Final answer
    x = 160,620.05

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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.