Home / 207,498.16-286,328.82-115,610.41

Finding the Fourth Proportional to 207,498.16, 286,328.82 and 115,610.41

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Solution

The fourth proportional to 207,498.16, 286,328.82 and 115,610.41 is: 159,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,498.16 : 286,328.82 = 115,610.41 : x
  2. Step 2: Convert to fraction form
    207,498.16/286,328.82 = 115,610.41/x
  3. Step 3: Cross multiply
    207,498.16x = 286,328.82 × 115,610.41
  4. Step 4: Simplify right side
    207,498.16x = 33,102,592,275.02
  5. Step 5: Solve for x
    x = 33,102,592,275.02/207,498.16
  6. Step 6: Final answer
    x = 159,531.98

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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.