Home / 88,108.14-121,554.63-50,362.14

Finding the Fourth Proportional to 88,108.14, 121,554.63 and 50,362.14

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Solution

The fourth proportional to 88,108.14, 121,554.63 and 50,362.14 is: 69,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,108.14 : 121,554.63 = 50,362.14 : x
  2. Step 2: Convert to fraction form
    88,108.14/121,554.63 = 50,362.14/x
  3. Step 3: Cross multiply
    88,108.14x = 121,554.63 × 50,362.14
  4. Step 4: Simplify right side
    88,108.14x = 6,121,751,293.71
  5. Step 5: Solve for x
    x = 6,121,751,293.71/88,108.14
  6. Step 6: Final answer
    x = 69,479.97

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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.