Home / 74,067.08-102,210.02-42,246.24

Finding the Fourth Proportional to 74,067.08, 102,210.02 and 42,246.24

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Solution

The fourth proportional to 74,067.08, 102,210.02 and 42,246.24 is: 58,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,067.08 : 102,210.02 = 42,246.24 : x
  2. Step 2: Convert to fraction form
    74,067.08/102,210.02 = 42,246.24/x
  3. Step 3: Cross multiply
    74,067.08x = 102,210.02 × 42,246.24
  4. Step 4: Simplify right side
    74,067.08x = 4,317,989,035.32
  5. Step 5: Solve for x
    x = 4,317,989,035.32/74,067.08
  6. Step 6: Final answer
    x = 58,298.36

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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.