Home / 142,080.96-213,116.40-35,465.52

Finding the Fourth Proportional to 142,080.96, 213,116.40 and 35,465.52

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Solution

The fourth proportional to 142,080.96, 213,116.40 and 35,465.52 is: 53,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,080.96 : 213,116.40 = 35,465.52 : x
  2. Step 2: Convert to fraction form
    142,080.96/213,116.40 = 35,465.52/x
  3. Step 3: Cross multiply
    142,080.96x = 213,116.40 × 35,465.52
  4. Step 4: Simplify right side
    142,080.96x = 7,558,283,946.53
  5. Step 5: Solve for x
    x = 7,558,283,946.53/142,080.96
  6. Step 6: Final answer
    x = 53,197.02

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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.