Home / 70,214.15-96,888.66-39,997.10

Finding the Fourth Proportional to 70,214.15, 96,888.66 and 39,997.10

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Solution

The fourth proportional to 70,214.15, 96,888.66 and 39,997.10 is: 55,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,214.15 : 96,888.66 = 39,997.10 : x
  2. Step 2: Convert to fraction form
    70,214.15/96,888.66 = 39,997.10/x
  3. Step 3: Cross multiply
    70,214.15x = 96,888.66 × 39,997.10
  4. Step 4: Simplify right side
    70,214.15x = 3,875,264,938.44
  5. Step 5: Solve for x
    x = 3,875,264,938.44/70,214.15
  6. Step 6: Final answer
    x = 55,192.08

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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.