Home / 63,931.94-88,189.95-40,017.10

Finding the Fourth Proportional to 63,931.94, 88,189.95 and 40,017.10

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Solution

The fourth proportional to 63,931.94, 88,189.95 and 40,017.10 is: 55,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.94 : 88,189.95 = 40,017.10 : x
  2. Step 2: Convert to fraction form
    63,931.94/88,189.95 = 40,017.10/x
  3. Step 3: Cross multiply
    63,931.94x = 88,189.95 × 40,017.10
  4. Step 4: Simplify right side
    63,931.94x = 3,529,106,048.15
  5. Step 5: Solve for x
    x = 3,529,106,048.15/63,931.94
  6. Step 6: Final answer
    x = 55,200.98

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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.