Home / 158,783.88-219,113.57-94,255.85

Finding the Fourth Proportional to 158,783.88, 219,113.57 and 94,255.85

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Solution

The fourth proportional to 158,783.88, 219,113.57 and 94,255.85 is: 130,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,783.88 : 219,113.57 = 94,255.85 : x
  2. Step 2: Convert to fraction form
    158,783.88/219,113.57 = 94,255.85/x
  3. Step 3: Cross multiply
    158,783.88x = 219,113.57 × 94,255.85
  4. Step 4: Simplify right side
    158,783.88x = 20,652,734,220.04
  5. Step 5: Solve for x
    x = 20,652,734,220.04/158,783.88
  6. Step 6: Final answer
    x = 130,068.20

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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.