Home / 126,608.16-174,716.28-70,018.32

Finding the Fourth Proportional to 126,608.16, 174,716.28 and 70,018.32

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Solution

The fourth proportional to 126,608.16, 174,716.28 and 70,018.32 is: 96,623.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,608.16 : 174,716.28 = 70,018.32 : x
  2. Step 2: Convert to fraction form
    126,608.16/174,716.28 = 70,018.32/x
  3. Step 3: Cross multiply
    126,608.16x = 174,716.28 × 70,018.32
  4. Step 4: Simplify right side
    126,608.16x = 12,233,340,402.25
  5. Step 5: Solve for x
    x = 12,233,340,402.25/126,608.16
  6. Step 6: Final answer
    x = 96,623.63

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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.