Home / 88,097.63-121,574.86-50,372.69

Finding the Fourth Proportional to 88,097.63, 121,574.86 and 50,372.69

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Solution

The fourth proportional to 88,097.63, 121,574.86 and 50,372.69 is: 69,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,097.63 : 121,574.86 = 50,372.69 : x
  2. Step 2: Convert to fraction form
    88,097.63/121,574.86 = 50,372.69/x
  3. Step 3: Cross multiply
    88,097.63x = 121,574.86 × 50,372.69
  4. Step 4: Simplify right side
    88,097.63x = 6,124,052,000.77
  5. Step 5: Solve for x
    x = 6,124,052,000.77/88,097.63
  6. Step 6: Final answer
    x = 69,514.38

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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.