Home / 74,048.77-102,154.84-43,406.34

Finding the Fourth Proportional to 74,048.77, 102,154.84 and 43,406.34

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Solution

The fourth proportional to 74,048.77, 102,154.84 and 43,406.34 is: 59,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,048.77 : 102,154.84 = 43,406.34 : x
  2. Step 2: Convert to fraction form
    74,048.77/102,154.84 = 43,406.34/x
  3. Step 3: Cross multiply
    74,048.77x = 102,154.84 × 43,406.34
  4. Step 4: Simplify right side
    74,048.77x = 4,434,167,717.69
  5. Step 5: Solve for x
    x = 4,434,167,717.69/74,048.77
  6. Step 6: Final answer
    x = 59,881.72

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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.