Home / 71,037.83-98,026.98-40,823.21

Finding the Fourth Proportional to 71,037.83, 98,026.98 and 40,823.21

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Solution

The fourth proportional to 71,037.83, 98,026.98 and 40,823.21 is: 56,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,037.83 : 98,026.98 = 40,823.21 : x
  2. Step 2: Convert to fraction form
    71,037.83/98,026.98 = 40,823.21/x
  3. Step 3: Cross multiply
    71,037.83x = 98,026.98 × 40,823.21
  4. Step 4: Simplify right side
    71,037.83x = 4,001,775,990.21
  5. Step 5: Solve for x
    x = 4,001,775,990.21/71,037.83
  6. Step 6: Final answer
    x = 56,333.03

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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.