Home / 67,303.08-92,881.38-39,017.64

Finding the Fourth Proportional to 67,303.08, 92,881.38 and 39,017.64

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Solution

The fourth proportional to 67,303.08, 92,881.38 and 39,017.64 is: 53,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,303.08 : 92,881.38 = 39,017.64 : x
  2. Step 2: Convert to fraction form
    67,303.08/92,881.38 = 39,017.64/x
  3. Step 3: Cross multiply
    67,303.08x = 92,881.38 × 39,017.64
  4. Step 4: Simplify right side
    67,303.08x = 3,624,012,247.54
  5. Step 5: Solve for x
    x = 3,624,012,247.54/67,303.08
  6. Step 6: Final answer
    x = 53,846.16

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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.