Home / 75,275.02-103,849.89-43,437.77

Finding the Fourth Proportional to 75,275.02, 103,849.89 and 43,437.77

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Solution

The fourth proportional to 75,275.02, 103,849.89 and 43,437.77 is: 59,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,275.02 : 103,849.89 = 43,437.77 : x
  2. Step 2: Convert to fraction form
    75,275.02/103,849.89 = 43,437.77/x
  3. Step 3: Cross multiply
    75,275.02x = 103,849.89 × 43,437.77
  4. Step 4: Simplify right side
    75,275.02x = 4,511,007,636.35
  5. Step 5: Solve for x
    x = 4,511,007,636.35/75,275.02
  6. Step 6: Final answer
    x = 59,927.02

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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.