Home / 132,239.22-182,510.74-74,881.50

Finding the Fourth Proportional to 132,239.22, 182,510.74 and 74,881.50

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Solution

The fourth proportional to 132,239.22, 182,510.74 and 74,881.50 is: 103,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,239.22 : 182,510.74 = 74,881.50 : x
  2. Step 2: Convert to fraction form
    132,239.22/182,510.74 = 74,881.50/x
  3. Step 3: Cross multiply
    132,239.22x = 182,510.74 × 74,881.50
  4. Step 4: Simplify right side
    132,239.22x = 13,666,677,977.31
  5. Step 5: Solve for x
    x = 13,666,677,977.31/132,239.22
  6. Step 6: Final answer
    x = 103,348.14

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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.