Home / 126,416.16-174,439.44-69,824.16

Finding the Fourth Proportional to 126,416.16, 174,439.44 and 69,824.16

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Solution

The fourth proportional to 126,416.16, 174,439.44 and 69,824.16 is: 96,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,416.16 : 174,439.44 = 69,824.16 : x
  2. Step 2: Convert to fraction form
    126,416.16/174,439.44 = 69,824.16/x
  3. Step 3: Cross multiply
    126,416.16x = 174,439.44 × 69,824.16
  4. Step 4: Simplify right side
    126,416.16x = 12,180,087,368.87
  5. Step 5: Solve for x
    x = 12,180,087,368.87/126,416.16
  6. Step 6: Final answer
    x = 96,349.13

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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.