Home / 186,713.29-257,663.17-106,140.82

Finding the Fourth Proportional to 186,713.29, 257,663.17 and 106,140.82

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Solution

The fourth proportional to 186,713.29, 257,663.17 and 106,140.82 is: 146,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,713.29 : 257,663.17 = 106,140.82 : x
  2. Step 2: Convert to fraction form
    186,713.29/257,663.17 = 106,140.82/x
  3. Step 3: Cross multiply
    186,713.29x = 257,663.17 × 106,140.82
  4. Step 4: Simplify right side
    186,713.29x = 27,348,580,545.39
  5. Step 5: Solve for x
    x = 27,348,580,545.39/186,713.29
  6. Step 6: Final answer
    x = 146,473.67

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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.