Home / 42,765.06-64,085.61-29,424.36

Finding the Fourth Proportional to 42,765.06, 64,085.61 and 29,424.36

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Solution

The fourth proportional to 42,765.06, 64,085.61 and 29,424.36 is: 44,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,765.06 : 64,085.61 = 29,424.36 : x
  2. Step 2: Convert to fraction form
    42,765.06/64,085.61 = 29,424.36/x
  3. Step 3: Cross multiply
    42,765.06x = 64,085.61 × 29,424.36
  4. Step 4: Simplify right side
    42,765.06x = 1,885,678,059.46
  5. Step 5: Solve for x
    x = 1,885,678,059.46/42,765.06
  6. Step 6: Final answer
    x = 44,093.89

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1.5x scale

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.