Home / 94,596.32-130,542.88-54,312.72

Finding the Fourth Proportional to 94,596.32, 130,542.88 and 54,312.72

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Solution

The fourth proportional to 94,596.32, 130,542.88 and 54,312.72 is: 74,951.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,596.32 : 130,542.88 = 54,312.72 : x
  2. Step 2: Convert to fraction form
    94,596.32/130,542.88 = 54,312.72/x
  3. Step 3: Cross multiply
    94,596.32x = 130,542.88 × 54,312.72
  4. Step 4: Simplify right side
    94,596.32x = 7,090,138,889.43
  5. Step 5: Solve for x
    x = 7,090,138,889.43/94,596.32
  6. Step 6: Final answer
    x = 74,951.53

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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.