Home / 68,268.16-94,210.56-38,460.16

Finding the Fourth Proportional to 68,268.16, 94,210.56 and 38,460.16

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Solution

The fourth proportional to 68,268.16, 94,210.56 and 38,460.16 is: 53,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,268.16 : 94,210.56 = 38,460.16 : x
  2. Step 2: Convert to fraction form
    68,268.16/94,210.56 = 38,460.16/x
  3. Step 3: Cross multiply
    68,268.16x = 94,210.56 × 38,460.16
  4. Step 4: Simplify right side
    68,268.16x = 3,623,353,211.29
  5. Step 5: Solve for x
    x = 3,623,353,211.29/68,268.16
  6. Step 6: Final answer
    x = 53,075.30

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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.