Home / 282,611.12-423,916.67-132,741.47

Finding the Fourth Proportional to 282,611.12, 423,916.67 and 132,741.47

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Solution

The fourth proportional to 282,611.12, 423,916.67 and 132,741.47 is: 199,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,611.12 : 423,916.67 = 132,741.47 : x
  2. Step 2: Convert to fraction form
    282,611.12/423,916.67 = 132,741.47/x
  3. Step 3: Cross multiply
    282,611.12x = 423,916.67 × 132,741.47
  4. Step 4: Simplify right side
    282,611.12x = 56,271,319,150.01
  5. Step 5: Solve for x
    x = 56,271,319,150.01/282,611.12
  6. Step 6: Final answer
    x = 199,112.19

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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.