Home / 64,427.95-88,911.05-35,356.12

Finding the Fourth Proportional to 64,427.95, 88,911.05 and 35,356.12

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Solution

The fourth proportional to 64,427.95, 88,911.05 and 35,356.12 is: 48,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,427.95 : 88,911.05 = 35,356.12 : x
  2. Step 2: Convert to fraction form
    64,427.95/88,911.05 = 35,356.12/x
  3. Step 3: Cross multiply
    64,427.95x = 88,911.05 × 35,356.12
  4. Step 4: Simplify right side
    64,427.95x = 3,143,549,552.95
  5. Step 5: Solve for x
    x = 3,143,549,552.95/64,427.95
  6. Step 6: Final answer
    x = 48,791.71

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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.