Home / 186,076.16-256,819.20-110,666.24

Finding the Fourth Proportional to 186,076.16, 256,819.20 and 110,666.24

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Solution

The fourth proportional to 186,076.16, 256,819.20 and 110,666.24 is: 152,739.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,076.16 : 256,819.20 = 110,666.24 : x
  2. Step 2: Convert to fraction form
    186,076.16/256,819.20 = 110,666.24/x
  3. Step 3: Cross multiply
    186,076.16x = 256,819.20 × 110,666.24
  4. Step 4: Simplify right side
    186,076.16x = 28,421,215,223.81
  5. Step 5: Solve for x
    x = 28,421,215,223.81/186,076.16
  6. Step 6: Final answer
    x = 152,739.69

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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.