Home / 90,787.84-125,293.23-50,501.48

Finding the Fourth Proportional to 90,787.84, 125,293.23 and 50,501.48

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Solution

The fourth proportional to 90,787.84, 125,293.23 and 50,501.48 is: 69,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,787.84 : 125,293.23 = 50,501.48 : x
  2. Step 2: Convert to fraction form
    90,787.84/125,293.23 = 50,501.48/x
  3. Step 3: Cross multiply
    90,787.84x = 125,293.23 × 50,501.48
  4. Step 4: Simplify right side
    90,787.84x = 6,327,492,922.51
  5. Step 5: Solve for x
    x = 6,327,492,922.51/90,787.84
  6. Step 6: Final answer
    x = 69,695.38

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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.