Home / 68,319.08-94,280.84-38,106.36

Finding the Fourth Proportional to 68,319.08, 94,280.84 and 38,106.36

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Solution

The fourth proportional to 68,319.08, 94,280.84 and 38,106.36 is: 52,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,319.08 : 94,280.84 = 38,106.36 : x
  2. Step 2: Convert to fraction form
    68,319.08/94,280.84 = 38,106.36/x
  3. Step 3: Cross multiply
    68,319.08x = 94,280.84 × 38,106.36
  4. Step 4: Simplify right side
    68,319.08x = 3,592,699,630.14
  5. Step 5: Solve for x
    x = 3,592,699,630.14/68,319.08
  6. Step 6: Final answer
    x = 52,587.06

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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.