Home / 126,535.77-174,612.51-69,943.50

Finding the Fourth Proportional to 126,535.77, 174,612.51 and 69,943.50

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Solution

The fourth proportional to 126,535.77, 174,612.51 and 69,943.50 is: 96,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,535.77 : 174,612.51 = 69,943.50 : x
  2. Step 2: Convert to fraction form
    126,535.77/174,612.51 = 69,943.50/x
  3. Step 3: Cross multiply
    126,535.77x = 174,612.51 × 69,943.50
  4. Step 4: Simplify right side
    126,535.77x = 12,213,010,093.19
  5. Step 5: Solve for x
    x = 12,213,010,093.19/126,535.77
  6. Step 6: Final answer
    x = 96,518.24

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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.