Home / 132,573.36-182,955.18-72,148.32

Finding the Fourth Proportional to 132,573.36, 182,955.18 and 72,148.32

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Solution

The fourth proportional to 132,573.36, 182,955.18 and 72,148.32 is: 99,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573.36 : 182,955.18 = 72,148.32 : x
  2. Step 2: Convert to fraction form
    132,573.36/182,955.18 = 72,148.32/x
  3. Step 3: Cross multiply
    132,573.36x = 182,955.18 × 72,148.32
  4. Step 4: Simplify right side
    132,573.36x = 13,199,908,872.30
  5. Step 5: Solve for x
    x = 13,199,908,872.30/132,573.36
  6. Step 6: Final answer
    x = 99,566.83

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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.