Home / 153,041.54-211,136.63-88,498.85

Finding the Fourth Proportional to 153,041.54, 211,136.63 and 88,498.85

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Solution

The fourth proportional to 153,041.54, 211,136.63 and 88,498.85 is: 122,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,041.54 : 211,136.63 = 88,498.85 : x
  2. Step 2: Convert to fraction form
    153,041.54/211,136.63 = 88,498.85/x
  3. Step 3: Cross multiply
    153,041.54x = 211,136.63 × 88,498.85
  4. Step 4: Simplify right side
    153,041.54x = 18,685,347,449.70
  5. Step 5: Solve for x
    x = 18,685,347,449.70/153,041.54
  6. Step 6: Final answer
    x = 122,093.31

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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.