Home / 69,783.53-96,303.28-42,941.75

Finding the Fourth Proportional to 69,783.53, 96,303.28 and 42,941.75

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Solution

The fourth proportional to 69,783.53, 96,303.28 and 42,941.75 is: 59,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,783.53 : 96,303.28 = 42,941.75 : x
  2. Step 2: Convert to fraction form
    69,783.53/96,303.28 = 42,941.75/x
  3. Step 3: Cross multiply
    69,783.53x = 96,303.28 × 42,941.75
  4. Step 4: Simplify right side
    69,783.53x = 4,135,431,373.94
  5. Step 5: Solve for x
    x = 4,135,431,373.94/69,783.53
  6. Step 6: Final answer
    x = 59,260.85

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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.