Home / 112,835.59-169,253.61-28,595.71

Finding the Fourth Proportional to 112,835.59, 169,253.61 and 28,595.71

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Solution

The fourth proportional to 112,835.59, 169,253.61 and 28,595.71 is: 42,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,835.59 : 169,253.61 = 28,595.71 : x
  2. Step 2: Convert to fraction form
    112,835.59/169,253.61 = 28,595.71/x
  3. Step 3: Cross multiply
    112,835.59x = 169,253.61 × 28,595.71
  4. Step 4: Simplify right side
    112,835.59x = 4,839,927,148.01
  5. Step 5: Solve for x
    x = 4,839,927,148.01/112,835.59
  6. Step 6: Final answer
    x = 42,893.62

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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.