Home / 186,831.84-257,825.52-101,947.44

Finding the Fourth Proportional to 186,831.84, 257,825.52 and 101,947.44

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Solution

The fourth proportional to 186,831.84, 257,825.52 and 101,947.44 is: 140,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,831.84 : 257,825.52 = 101,947.44 : x
  2. Step 2: Convert to fraction form
    186,831.84/257,825.52 = 101,947.44/x
  3. Step 3: Cross multiply
    186,831.84x = 257,825.52 × 101,947.44
  4. Step 4: Simplify right side
    186,831.84x = 26,284,651,730.67
  5. Step 5: Solve for x
    x = 26,284,651,730.67/186,831.84
  6. Step 6: Final answer
    x = 140,686.15

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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.