Home / 74,525.50-102,846.52-40,534.74

Finding the Fourth Proportional to 74,525.50, 102,846.52 and 40,534.74

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Solution

The fourth proportional to 74,525.50, 102,846.52 and 40,534.74 is: 55,938.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.50 : 102,846.52 = 40,534.74 : x
  2. Step 2: Convert to fraction form
    74,525.50/102,846.52 = 40,534.74/x
  3. Step 3: Cross multiply
    74,525.50x = 102,846.52 × 40,534.74
  4. Step 4: Simplify right side
    74,525.50x = 4,168,856,948.10
  5. Step 5: Solve for x
    x = 4,168,856,948.10/74,525.50
  6. Step 6: Final answer
    x = 55,938.66

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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.