Home / 74,247.36-102,461.04-40,713.36

Finding the Fourth Proportional to 74,247.36, 102,461.04 and 40,713.36

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Solution

The fourth proportional to 74,247.36, 102,461.04 and 40,713.36 is: 56,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,247.36 : 102,461.04 = 40,713.36 : x
  2. Step 2: Convert to fraction form
    74,247.36/102,461.04 = 40,713.36/x
  3. Step 3: Cross multiply
    74,247.36x = 102,461.04 × 40,713.36
  4. Step 4: Simplify right side
    74,247.36x = 4,171,533,207.49
  5. Step 5: Solve for x
    x = 4,171,533,207.49/74,247.36
  6. Step 6: Final answer
    x = 56,184.26

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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.