Home / 117,594.11-162,280.32-63,880.04

Finding the Fourth Proportional to 117,594.11, 162,280.32 and 63,880.04

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Solution

The fourth proportional to 117,594.11, 162,280.32 and 63,880.04 is: 88,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,594.11 : 162,280.32 = 63,880.04 : x
  2. Step 2: Convert to fraction form
    117,594.11/162,280.32 = 63,880.04/x
  3. Step 3: Cross multiply
    117,594.11x = 162,280.32 × 63,880.04
  4. Step 4: Simplify right side
    117,594.11x = 10,366,473,332.81
  5. Step 5: Solve for x
    x = 10,366,473,332.81/117,594.11
  6. Step 6: Final answer
    x = 88,154.70

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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.