Home / 126,807.32-174,991.95-70,217.48

Finding the Fourth Proportional to 126,807.32, 174,991.95 and 70,217.48

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Solution

The fourth proportional to 126,807.32, 174,991.95 and 70,217.48 is: 96,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,807.32 : 174,991.95 = 70,217.48 : x
  2. Step 2: Convert to fraction form
    126,807.32/174,991.95 = 70,217.48/x
  3. Step 3: Cross multiply
    126,807.32x = 174,991.95 × 70,217.48
  4. Step 4: Simplify right side
    126,807.32x = 12,287,493,749.29
  5. Step 5: Solve for x
    x = 12,287,493,749.29/126,807.32
  6. Step 6: Final answer
    x = 96,898.93

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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.