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Finding the Fourth Proportional to 170,627.60, 255,595.80 and 96,669.20

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Solution

The fourth proportional to 170,627.60, 255,595.80 and 96,669.20 is: 144,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,627.60 : 255,595.80 = 96,669.20 : x
  2. Step 2: Convert to fraction form
    170,627.60/255,595.80 = 96,669.20/x
  3. Step 3: Cross multiply
    170,627.60x = 255,595.80 × 96,669.20
  4. Step 4: Simplify right side
    170,627.60x = 24,708,241,509.36
  5. Step 5: Solve for x
    x = 24,708,241,509.36/170,627.60
  6. Step 6: Final answer
    x = 144,808.00

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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.