Home / 186,106.05-256,818.92-101,223.14

Finding the Fourth Proportional to 186,106.05, 256,818.92 and 101,223.14

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Solution

The fourth proportional to 186,106.05, 256,818.92 and 101,223.14 is: 139,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,106.05 : 256,818.92 = 101,223.14 : x
  2. Step 2: Convert to fraction form
    186,106.05/256,818.92 = 101,223.14/x
  3. Step 3: Cross multiply
    186,106.05x = 256,818.92 × 101,223.14
  4. Step 4: Simplify right side
    186,106.05x = 25,996,015,703.60
  5. Step 5: Solve for x
    x = 25,996,015,703.60/186,106.05
  6. Step 6: Final answer
    x = 139,683.88

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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.