Home / 163,091.56-224,970.78-102,566.20

Finding the Fourth Proportional to 163,091.56, 224,970.78 and 102,566.20

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Solution

The fourth proportional to 163,091.56, 224,970.78 and 102,566.20 is: 141,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,091.56 : 224,970.78 = 102,566.20 : x
  2. Step 2: Convert to fraction form
    163,091.56/224,970.78 = 102,566.20/x
  3. Step 3: Cross multiply
    163,091.56x = 224,970.78 × 102,566.20
  4. Step 4: Simplify right side
    163,091.56x = 23,074,398,015.64
  5. Step 5: Solve for x
    x = 23,074,398,015.64/163,091.56
  6. Step 6: Final answer
    x = 141,481.25

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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.