Home / 117,799.60-176,569.80-51,228.40

Finding the Fourth Proportional to 117,799.60, 176,569.80 and 51,228.40

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Solution

The fourth proportional to 117,799.60, 176,569.80 and 51,228.40 is: 76,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,799.60 : 176,569.80 = 51,228.40 : x
  2. Step 2: Convert to fraction form
    117,799.60/176,569.80 = 51,228.40/x
  3. Step 3: Cross multiply
    117,799.60x = 176,569.80 × 51,228.40
  4. Step 4: Simplify right side
    117,799.60x = 9,045,388,342.32
  5. Step 5: Solve for x
    x = 9,045,388,342.32/117,799.60
  6. Step 6: Final answer
    x = 76,786.24

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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.