Home / 136,586.32-188,475.30-76,151.24

Finding the Fourth Proportional to 136,586.32, 188,475.30 and 76,151.24

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Solution

The fourth proportional to 136,586.32, 188,475.30 and 76,151.24 is: 105,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,586.32 : 188,475.30 = 76,151.24 : x
  2. Step 2: Convert to fraction form
    136,586.32/188,475.30 = 76,151.24/x
  3. Step 3: Cross multiply
    136,586.32x = 188,475.30 × 76,151.24
  4. Step 4: Simplify right side
    136,586.32x = 14,352,627,804.37
  5. Step 5: Solve for x
    x = 14,352,627,804.37/136,586.32
  6. Step 6: Final answer
    x = 105,081.01

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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.