Home / 104,782.41-144,499.14-70,404.80

Finding the Fourth Proportional to 104,782.41, 144,499.14 and 70,404.80

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Solution

The fourth proportional to 104,782.41, 144,499.14 and 70,404.80 is: 97,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,782.41 : 144,499.14 = 70,404.80 : x
  2. Step 2: Convert to fraction form
    104,782.41/144,499.14 = 70,404.80/x
  3. Step 3: Cross multiply
    104,782.41x = 144,499.14 × 70,404.80
  4. Step 4: Simplify right side
    104,782.41x = 10,173,432,329.38
  5. Step 5: Solve for x
    x = 10,173,432,329.38/104,782.41
  6. Step 6: Final answer
    x = 97,091.03

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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.