Home / 75,435.48-104,089.40-43,598.24

Finding the Fourth Proportional to 75,435.48, 104,089.40 and 43,598.24

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Solution

The fourth proportional to 75,435.48, 104,089.40 and 43,598.24 is: 60,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,435.48 : 104,089.40 = 43,598.24 : x
  2. Step 2: Convert to fraction form
    75,435.48/104,089.40 = 43,598.24/x
  3. Step 3: Cross multiply
    75,435.48x = 104,089.40 × 43,598.24
  4. Step 4: Simplify right side
    75,435.48x = 4,538,114,642.66
  5. Step 5: Solve for x
    x = 4,538,114,642.66/75,435.48
  6. Step 6: Final answer
    x = 60,158.89

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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.