Home / 117,595.46-162,275.60-63,880.40

Finding the Fourth Proportional to 117,595.46, 162,275.60 and 63,880.40

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Solution

The fourth proportional to 117,595.46, 162,275.60 and 63,880.40 is: 88,151.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,595.46 : 162,275.60 = 63,880.40 : x
  2. Step 2: Convert to fraction form
    117,595.46/162,275.60 = 63,880.40/x
  3. Step 3: Cross multiply
    117,595.46x = 162,275.60 × 63,880.40
  4. Step 4: Simplify right side
    117,595.46x = 10,366,230,238.24
  5. Step 5: Solve for x
    x = 10,366,230,238.24/117,595.46
  6. Step 6: Final answer
    x = 88,151.62

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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.