Home / 126,316.41-174,316.67-69,727.78

Finding the Fourth Proportional to 126,316.41, 174,316.67 and 69,727.78

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Solution

The fourth proportional to 126,316.41, 174,316.67 and 69,727.78 is: 96,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,316.41 : 174,316.67 = 69,727.78 : x
  2. Step 2: Convert to fraction form
    126,316.41/174,316.67 = 69,727.78/x
  3. Step 3: Cross multiply
    126,316.41x = 174,316.67 × 69,727.78
  4. Step 4: Simplify right side
    126,316.41x = 12,154,714,416.09
  5. Step 5: Solve for x
    x = 12,154,714,416.09/126,316.41
  6. Step 6: Final answer
    x = 96,224.35

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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.