Home / 126,275.96-174,205.78-83,200.19

Finding the Fourth Proportional to 126,275.96, 174,205.78 and 83,200.19

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Solution

The fourth proportional to 126,275.96, 174,205.78 and 83,200.19 is: 114,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,275.96 : 174,205.78 = 83,200.19 : x
  2. Step 2: Convert to fraction form
    126,275.96/174,205.78 = 83,200.19/x
  3. Step 3: Cross multiply
    126,275.96x = 174,205.78 × 83,200.19
  4. Step 4: Simplify right side
    126,275.96x = 14,493,952,916.07
  5. Step 5: Solve for x
    x = 14,493,952,916.07/126,275.96
  6. Step 6: Final answer
    x = 114,779.98

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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.