Home / 32,415.60-48,696.30-31,176.30

Finding the Fourth Proportional to 32,415.60, 48,696.30 and 31,176.30

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Solution

The fourth proportional to 32,415.60, 48,696.30 and 31,176.30 is: 46,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.60 : 48,696.30 = 31,176.30 : x
  2. Step 2: Convert to fraction form
    32,415.60/48,696.30 = 31,176.30/x
  3. Step 3: Cross multiply
    32,415.60x = 48,696.30 × 31,176.30
  4. Step 4: Simplify right side
    32,415.60x = 1,518,170,457.69
  5. Step 5: Solve for x
    x = 1,518,170,457.69/32,415.60
  6. Step 6: Final answer
    x = 46,834.56

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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.