Home / 207,601.65-286,511.40-127,082.39

Finding the Fourth Proportional to 207,601.65, 286,511.40 and 127,082.39

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Solution

The fourth proportional to 207,601.65, 286,511.40 and 127,082.39 is: 175,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,601.65 : 286,511.40 = 127,082.39 : x
  2. Step 2: Convert to fraction form
    207,601.65/286,511.40 = 127,082.39/x
  3. Step 3: Cross multiply
    207,601.65x = 286,511.40 × 127,082.39
  4. Step 4: Simplify right side
    207,601.65x = 36,410,552,041.69
  5. Step 5: Solve for x
    x = 36,410,552,041.69/207,601.65
  6. Step 6: Final answer
    x = 175,386.62

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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.