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Finding the Fourth Proportional to 160,370.76, 221,302.50 and 88,746.60

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Solution

The fourth proportional to 160,370.76, 221,302.50 and 88,746.60 is: 122,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,370.76 : 221,302.50 = 88,746.60 : x
  2. Step 2: Convert to fraction form
    160,370.76/221,302.50 = 88,746.60/x
  3. Step 3: Cross multiply
    160,370.76x = 221,302.50 × 88,746.60
  4. Step 4: Simplify right side
    160,370.76x = 19,639,844,446.50
  5. Step 5: Solve for x
    x = 19,639,844,446.50/160,370.76
  6. Step 6: Final answer
    x = 122,465.25

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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.