Home / 70,894.02-97,832.96-40,266.90

Finding the Fourth Proportional to 70,894.02, 97,832.96 and 40,266.90

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Solution

The fourth proportional to 70,894.02, 97,832.96 and 40,266.90 is: 55,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,894.02 : 97,832.96 = 40,266.90 : x
  2. Step 2: Convert to fraction form
    70,894.02/97,832.96 = 40,266.90/x
  3. Step 3: Cross multiply
    70,894.02x = 97,832.96 × 40,266.90
  4. Step 4: Simplify right side
    70,894.02x = 3,939,429,815.69
  5. Step 5: Solve for x
    x = 3,939,429,815.69/70,894.02
  6. Step 6: Final answer
    x = 55,567.87

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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.