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Finding the Fourth Proportional to 164,337.60, 226,785.60 and 88,886.40

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Solution

The fourth proportional to 164,337.60, 226,785.60 and 88,886.40 is: 122,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,337.60 : 226,785.60 = 88,886.40 : x
  2. Step 2: Convert to fraction form
    164,337.60/226,785.60 = 88,886.40/x
  3. Step 3: Cross multiply
    164,337.60x = 226,785.60 × 88,886.40
  4. Step 4: Simplify right side
    164,337.60x = 20,158,155,555.84
  5. Step 5: Solve for x
    x = 20,158,155,555.84/164,337.60
  6. Step 6: Final answer
    x = 122,663.08

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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.