Home / 35,875.44-49,478.58-31,845.21

Finding the Fourth Proportional to 35,875.44, 49,478.58 and 31,845.21

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Solution

The fourth proportional to 35,875.44, 49,478.58 and 31,845.21 is: 43,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,875.44 : 49,478.58 = 31,845.21 : x
  2. Step 2: Convert to fraction form
    35,875.44/49,478.58 = 31,845.21/x
  3. Step 3: Cross multiply
    35,875.44x = 49,478.58 × 31,845.21
  4. Step 4: Simplify right side
    35,875.44x = 1,575,655,770.60
  5. Step 5: Solve for x
    x = 1,575,655,770.60/35,875.44
  6. Step 6: Final answer
    x = 43,920.18

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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.