Home / 48,312.72-67,117.95-47,880.18

Finding the Fourth Proportional to 48,312.72, 67,117.95 and 47,880.18

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Solution

The fourth proportional to 48,312.72, 67,117.95 and 47,880.18 is: 66,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.72 : 67,117.95 = 47,880.18 : x
  2. Step 2: Convert to fraction form
    48,312.72/67,117.95 = 47,880.18/x
  3. Step 3: Cross multiply
    48,312.72x = 67,117.95 × 47,880.18
  4. Step 4: Simplify right side
    48,312.72x = 3,213,619,527.23
  5. Step 5: Solve for x
    x = 3,213,619,527.23/48,312.72
  6. Step 6: Final answer
    x = 66,517.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.