Home / 186,109.35-256,828.98-101,226.39

Finding the Fourth Proportional to 186,109.35, 256,828.98 and 101,226.39

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Solution

The fourth proportional to 186,109.35, 256,828.98 and 101,226.39 is: 139,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,109.35 : 256,828.98 = 101,226.39 : x
  2. Step 2: Convert to fraction form
    186,109.35/256,828.98 = 101,226.39/x
  3. Step 3: Cross multiply
    186,109.35x = 256,828.98 × 101,226.39
  4. Step 4: Simplify right side
    186,109.35x = 25,997,870,492.78
  5. Step 5: Solve for x
    x = 25,997,870,492.78/186,109.35
  6. Step 6: Final answer
    x = 139,691.37

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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.