Home / 57,415.30-86,140.46-29,355.06

Finding the Fourth Proportional to 57,415.30, 86,140.46 and 29,355.06

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Solution

The fourth proportional to 57,415.30, 86,140.46 and 29,355.06 is: 44,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.30 : 86,140.46 = 29,355.06 : x
  2. Step 2: Convert to fraction form
    57,415.30/86,140.46 = 29,355.06/x
  3. Step 3: Cross multiply
    57,415.30x = 86,140.46 × 29,355.06
  4. Step 4: Simplify right side
    57,415.30x = 2,528,658,097.84
  5. Step 5: Solve for x
    x = 2,528,658,097.84/57,415.30
  6. Step 6: Final answer
    x = 44,041.54

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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.