Home / 170,284.64-234,956.85-98,660.30

Finding the Fourth Proportional to 170,284.64, 234,956.85 and 98,660.30

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Solution

The fourth proportional to 170,284.64, 234,956.85 and 98,660.30 is: 136,130.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,284.64 : 234,956.85 = 98,660.30 : x
  2. Step 2: Convert to fraction form
    170,284.64/234,956.85 = 98,660.30/x
  3. Step 3: Cross multiply
    170,284.64x = 234,956.85 × 98,660.30
  4. Step 4: Simplify right side
    170,284.64x = 23,180,913,308.06
  5. Step 5: Solve for x
    x = 23,180,913,308.06/170,284.64
  6. Step 6: Final answer
    x = 136,130.38

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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.