Home / 88,088.10-121,533.30-49,320.22

Finding the Fourth Proportional to 88,088.10, 121,533.30 and 49,320.22

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Solution

The fourth proportional to 88,088.10, 121,533.30 and 49,320.22 is: 68,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,088.10 : 121,533.30 = 49,320.22 : x
  2. Step 2: Convert to fraction form
    88,088.10/121,533.30 = 49,320.22/x
  3. Step 3: Cross multiply
    88,088.10x = 121,533.30 × 49,320.22
  4. Step 4: Simplify right side
    88,088.10x = 5,994,049,093.33
  5. Step 5: Solve for x
    x = 5,994,049,093.33/88,088.10
  6. Step 6: Final answer
    x = 68,046.07

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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.