Home / 132,152.64-182,521.98-87,032.28

Finding the Fourth Proportional to 132,152.64, 182,521.98 and 87,032.28

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Solution

The fourth proportional to 132,152.64, 182,521.98 and 87,032.28 is: 120,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,152.64 : 182,521.98 = 87,032.28 : x
  2. Step 2: Convert to fraction form
    132,152.64/182,521.98 = 87,032.28/x
  3. Step 3: Cross multiply
    132,152.64x = 182,521.98 × 87,032.28
  4. Step 4: Simplify right side
    132,152.64x = 15,885,304,069.51
  5. Step 5: Solve for x
    x = 15,885,304,069.51/132,152.64
  6. Step 6: Final answer
    x = 120,204.21

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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.