Home / 207,511.12-286,362.30-116,867.26

Finding the Fourth Proportional to 207,511.12, 286,362.30 and 116,867.26

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Solution

The fourth proportional to 207,511.12, 286,362.30 and 116,867.26 is: 161,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,511.12 : 286,362.30 = 116,867.26 : x
  2. Step 2: Convert to fraction form
    207,511.12/286,362.30 = 116,867.26/x
  3. Step 3: Cross multiply
    207,511.12x = 286,362.30 × 116,867.26
  4. Step 4: Simplify right side
    207,511.12x = 33,466,377,368.30
  5. Step 5: Solve for x
    x = 33,466,377,368.30/207,511.12
  6. Step 6: Final answer
    x = 161,275.10

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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.