Home / 186,168.03-256,901.02-104,488.70

Finding the Fourth Proportional to 186,168.03, 256,901.02 and 104,488.70

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Solution

The fourth proportional to 186,168.03, 256,901.02 and 104,488.70 is: 144,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,168.03 : 256,901.02 = 104,488.70 : x
  2. Step 2: Convert to fraction form
    186,168.03/256,901.02 = 104,488.70/x
  3. Step 3: Cross multiply
    186,168.03x = 256,901.02 × 104,488.70
  4. Step 4: Simplify right side
    186,168.03x = 26,843,251,801.53
  5. Step 5: Solve for x
    x = 26,843,251,801.53/186,168.03
  6. Step 6: Final answer
    x = 144,188.30

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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.