Home / 90,594.05-135,807.23-34,417.31

Finding the Fourth Proportional to 90,594.05, 135,807.23 and 34,417.31

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Solution

The fourth proportional to 90,594.05, 135,807.23 and 34,417.31 is: 51,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,594.05 : 135,807.23 = 34,417.31 : x
  2. Step 2: Convert to fraction form
    90,594.05/135,807.23 = 34,417.31/x
  3. Step 3: Cross multiply
    90,594.05x = 135,807.23 × 34,417.31
  4. Step 4: Simplify right side
    90,594.05x = 4,674,119,535.15
  5. Step 5: Solve for x
    x = 4,674,119,535.15/90,594.05
  6. Step 6: Final answer
    x = 51,594.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.