Home / 160,528.11-221,528.24-92,544.76

Finding the Fourth Proportional to 160,528.11, 221,528.24 and 92,544.76

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Solution

The fourth proportional to 160,528.11, 221,528.24 and 92,544.76 is: 127,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,528.11 : 221,528.24 = 92,544.76 : x
  2. Step 2: Convert to fraction form
    160,528.11/221,528.24 = 92,544.76/x
  3. Step 3: Cross multiply
    160,528.11x = 221,528.24 × 92,544.76
  4. Step 4: Simplify right side
    160,528.11x = 20,501,277,804.02
  5. Step 5: Solve for x
    x = 20,501,277,804.02/160,528.11
  6. Step 6: Final answer
    x = 127,711.45

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Half scale
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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.