Home / 60,309.36-83,216.16-36,420.04

Finding the Fourth Proportional to 60,309.36, 83,216.16 and 36,420.04

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Solution

The fourth proportional to 60,309.36, 83,216.16 and 36,420.04 is: 50,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,309.36 : 83,216.16 = 36,420.04 : x
  2. Step 2: Convert to fraction form
    60,309.36/83,216.16 = 36,420.04/x
  3. Step 3: Cross multiply
    60,309.36x = 83,216.16 × 36,420.04
  4. Step 4: Simplify right side
    60,309.36x = 3,030,735,875.85
  5. Step 5: Solve for x
    x = 3,030,735,875.85/60,309.36
  6. Step 6: Final answer
    x = 50,253.16

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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.