Home / 126,807.24-174,999.53-70,218.62

Finding the Fourth Proportional to 126,807.24, 174,999.53 and 70,218.62

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Solution

The fourth proportional to 126,807.24, 174,999.53 and 70,218.62 is: 96,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,807.24 : 174,999.53 = 70,218.62 : x
  2. Step 2: Convert to fraction form
    126,807.24/174,999.53 = 70,218.62/x
  3. Step 3: Cross multiply
    126,807.24x = 174,999.53 × 70,218.62
  4. Step 4: Simplify right side
    126,807.24x = 12,288,224,271.16
  5. Step 5: Solve for x
    x = 12,288,224,271.16/126,807.24
  6. Step 6: Final answer
    x = 96,904.75

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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.