Home / 117,386.71-175,577.55-108,877.91

Finding the Fourth Proportional to 117,386.71, 175,577.55 and 108,877.91

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Solution

The fourth proportional to 117,386.71, 175,577.55 and 108,877.91 is: 162,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,386.71 : 175,577.55 = 108,877.91 : x
  2. Step 2: Convert to fraction form
    117,386.71/175,577.55 = 108,877.91/x
  3. Step 3: Cross multiply
    117,386.71x = 175,577.55 × 108,877.91
  4. Step 4: Simplify right side
    117,386.71x = 19,116,516,686.92
  5. Step 5: Solve for x
    x = 19,116,516,686.92/117,386.71
  6. Step 6: Final answer
    x = 162,850.77

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1.5x scale

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.