Home / 186,226.22-256,998.02-105,657.14

Finding the Fourth Proportional to 186,226.22, 256,998.02 and 105,657.14

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Solution

The fourth proportional to 186,226.22, 256,998.02 and 105,657.14 is: 145,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,226.22 : 256,998.02 = 105,657.14 : x
  2. Step 2: Convert to fraction form
    186,226.22/256,998.02 = 105,657.14/x
  3. Step 3: Cross multiply
    186,226.22x = 256,998.02 × 105,657.14
  4. Step 4: Simplify right side
    186,226.22x = 27,153,675,778.86
  5. Step 5: Solve for x
    x = 27,153,675,778.86/186,226.22
  6. Step 6: Final answer
    x = 145,810.16

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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.