Home / 170,316.79-235,037.24-98,738.31

Finding the Fourth Proportional to 170,316.79, 235,037.24 and 98,738.31

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Solution

The fourth proportional to 170,316.79, 235,037.24 and 98,738.31 is: 136,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,316.79 : 235,037.24 = 98,738.31 : x
  2. Step 2: Convert to fraction form
    170,316.79/235,037.24 = 98,738.31/x
  3. Step 3: Cross multiply
    170,316.79x = 235,037.24 × 98,738.31
  4. Step 4: Simplify right side
    170,316.79x = 23,207,179,864.66
  5. Step 5: Solve for x
    x = 23,207,179,864.66/170,316.79
  6. Step 6: Final answer
    x = 136,258.91

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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.