Home / 186,524.05-257,403.51-101,641.11

Finding the Fourth Proportional to 186,524.05, 257,403.51 and 101,641.11

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Solution

The fourth proportional to 186,524.05, 257,403.51 and 101,641.11 is: 140,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,524.05 : 257,403.51 = 101,641.11 : x
  2. Step 2: Convert to fraction form
    186,524.05/257,403.51 = 101,641.11/x
  3. Step 3: Cross multiply
    186,524.05x = 257,403.51 × 101,641.11
  4. Step 4: Simplify right side
    186,524.05x = 26,162,778,728.40
  5. Step 5: Solve for x
    x = 26,162,778,728.40/186,524.05
  6. Step 6: Final answer
    x = 140,264.91

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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.