Home / 195,339.47-269,519.86-113,681.12

Finding the Fourth Proportional to 195,339.47, 269,519.86 and 113,681.12

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Solution

The fourth proportional to 195,339.47, 269,519.86 and 113,681.12 is: 156,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,339.47 : 269,519.86 = 113,681.12 : x
  2. Step 2: Convert to fraction form
    195,339.47/269,519.86 = 113,681.12/x
  3. Step 3: Cross multiply
    195,339.47x = 269,519.86 × 113,681.12
  4. Step 4: Simplify right side
    195,339.47x = 30,639,319,547.04
  5. Step 5: Solve for x
    x = 30,639,319,547.04/195,339.47
  6. Step 6: Final answer
    x = 156,851.66

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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.