Home / 117,391.32-176,108.88-38,528.10

Finding the Fourth Proportional to 117,391.32, 176,108.88 and 38,528.10

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Solution

The fourth proportional to 117,391.32, 176,108.88 and 38,528.10 is: 57,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,391.32 : 176,108.88 = 38,528.10 : x
  2. Step 2: Convert to fraction form
    117,391.32/176,108.88 = 38,528.10/x
  3. Step 3: Cross multiply
    117,391.32x = 176,108.88 × 38,528.10
  4. Step 4: Simplify right side
    117,391.32x = 6,785,140,539.53
  5. Step 5: Solve for x
    x = 6,785,140,539.53/117,391.32
  6. Step 6: Final answer
    x = 57,799.34

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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.