Home / 132,920.32-183,429.12-73,304.32

Finding the Fourth Proportional to 132,920.32, 183,429.12 and 73,304.32

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Solution

The fourth proportional to 132,920.32, 183,429.12 and 73,304.32 is: 101,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,920.32 : 183,429.12 = 73,304.32 : x
  2. Step 2: Convert to fraction form
    132,920.32/183,429.12 = 73,304.32/x
  3. Step 3: Cross multiply
    132,920.32x = 183,429.12 × 73,304.32
  4. Step 4: Simplify right side
    132,920.32x = 13,446,146,909.80
  5. Step 5: Solve for x
    x = 13,446,146,909.80/132,920.32
  6. Step 6: Final answer
    x = 101,159.45

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1.5x scale

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.