Home / 35,983.95-49,656.75-20,071.10

Finding the Fourth Proportional to 35,983.95, 49,656.75 and 20,071.10

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Solution

The fourth proportional to 35,983.95, 49,656.75 and 20,071.10 is: 27,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.95 : 49,656.75 = 20,071.10 : x
  2. Step 2: Convert to fraction form
    35,983.95/49,656.75 = 20,071.10/x
  3. Step 3: Cross multiply
    35,983.95x = 49,656.75 × 20,071.10
  4. Step 4: Simplify right side
    35,983.95x = 996,665,346.64
  5. Step 5: Solve for x
    x = 996,665,346.64/35,983.95
  6. Step 6: Final answer
    x = 27,697.50

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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.