Home / 186,189.66-256,941.36-101,306.22

Finding the Fourth Proportional to 186,189.66, 256,941.36 and 101,306.22

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Solution

The fourth proportional to 186,189.66, 256,941.36 and 101,306.22 is: 139,802.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,189.66 : 256,941.36 = 101,306.22 : x
  2. Step 2: Convert to fraction form
    186,189.66/256,941.36 = 101,306.22/x
  3. Step 3: Cross multiply
    186,189.66x = 256,941.36 × 101,306.22
  4. Step 4: Simplify right side
    186,189.66x = 26,029,757,943.26
  5. Step 5: Solve for x
    x = 26,029,757,943.26/186,189.66
  6. Step 6: Final answer
    x = 139,802.38

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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.