Home / 75,515.02-104,213.40-41,526.10

Finding the Fourth Proportional to 75,515.02, 104,213.40 and 41,526.10

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Solution

The fourth proportional to 75,515.02, 104,213.40 and 41,526.10 is: 57,307.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,515.02 : 104,213.40 = 41,526.10 : x
  2. Step 2: Convert to fraction form
    75,515.02/104,213.40 = 41,526.10/x
  3. Step 3: Cross multiply
    75,515.02x = 104,213.40 × 41,526.10
  4. Step 4: Simplify right side
    75,515.02x = 4,327,576,069.74
  5. Step 5: Solve for x
    x = 4,327,576,069.74/75,515.02
  6. Step 6: Final answer
    x = 57,307.49

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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.