Home / 186,036.32-256,718.76-101,152.64

Finding the Fourth Proportional to 186,036.32, 256,718.76 and 101,152.64

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Solution

The fourth proportional to 186,036.32, 256,718.76 and 101,152.64 is: 139,584.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,036.32 : 256,718.76 = 101,152.64 : x
  2. Step 2: Convert to fraction form
    186,036.32/256,718.76 = 101,152.64/x
  3. Step 3: Cross multiply
    186,036.32x = 256,718.76 × 101,152.64
  4. Step 4: Simplify right side
    186,036.32x = 25,967,780,311.53
  5. Step 5: Solve for x
    x = 25,967,780,311.53/186,036.32
  6. Step 6: Final answer
    x = 139,584.47

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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.