Home / 108,775.32-150,107.58-62,835

Finding the Fourth Proportional to 108,775.32, 150,107.58 and 62,835

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Solution

The fourth proportional to 108,775.32, 150,107.58 and 62,835 is: 86,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,775.32 : 150,107.58 = 62,835 : x
  2. Step 2: Convert to fraction form
    108,775.32/150,107.58 = 62,835/x
  3. Step 3: Cross multiply
    108,775.32x = 150,107.58 × 62,835
  4. Step 4: Simplify right side
    108,775.32x = 9,432,009,789.30
  5. Step 5: Solve for x
    x = 9,432,009,789.30/108,775.32
  6. Step 6: Final answer
    x = 86,710.94

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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.