Home / 68,509.08-94,549.02-43,019.64

Finding the Fourth Proportional to 68,509.08, 94,549.02 and 43,019.64

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Solution

The fourth proportional to 68,509.08, 94,549.02 and 43,019.64 is: 59,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,509.08 : 94,549.02 = 43,019.64 : x
  2. Step 2: Convert to fraction form
    68,509.08/94,549.02 = 43,019.64/x
  3. Step 3: Cross multiply
    68,509.08x = 94,549.02 × 43,019.64
  4. Step 4: Simplify right side
    68,509.08x = 4,067,464,802.75
  5. Step 5: Solve for x
    x = 4,067,464,802.75/68,509.08
  6. Step 6: Final answer
    x = 59,371.18

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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.