Home / 94,838.88-130,880.31-52,400.16

Finding the Fourth Proportional to 94,838.88, 130,880.31 and 52,400.16

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Solution

The fourth proportional to 94,838.88, 130,880.31 and 52,400.16 is: 72,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,838.88 : 130,880.31 = 52,400.16 : x
  2. Step 2: Convert to fraction form
    94,838.88/130,880.31 = 52,400.16/x
  3. Step 3: Cross multiply
    94,838.88x = 130,880.31 × 52,400.16
  4. Step 4: Simplify right side
    94,838.88x = 6,858,149,184.85
  5. Step 5: Solve for x
    x = 6,858,149,184.85/94,838.88
  6. Step 6: Final answer
    x = 72,313.69

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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.