Home / 175,259.25-262,888.76-42,139.47

Finding the Fourth Proportional to 175,259.25, 262,888.76 and 42,139.47

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Solution

The fourth proportional to 175,259.25, 262,888.76 and 42,139.47 is: 63,209.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,259.25 : 262,888.76 = 42,139.47 : x
  2. Step 2: Convert to fraction form
    175,259.25/262,888.76 = 42,139.47/x
  3. Step 3: Cross multiply
    175,259.25x = 262,888.76 × 42,139.47
  4. Step 4: Simplify right side
    175,259.25x = 11,077,992,804.66
  5. Step 5: Solve for x
    x = 11,077,992,804.66/175,259.25
  6. Step 6: Final answer
    x = 63,209.18

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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.