Home / 70,878.42-97,677.63-50,700.27

Finding the Fourth Proportional to 70,878.42, 97,677.63 and 50,700.27

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Solution

The fourth proportional to 70,878.42, 97,677.63 and 50,700.27 is: 69,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,878.42 : 97,677.63 = 50,700.27 : x
  2. Step 2: Convert to fraction form
    70,878.42/97,677.63 = 50,700.27/x
  3. Step 3: Cross multiply
    70,878.42x = 97,677.63 × 50,700.27
  4. Step 4: Simplify right side
    70,878.42x = 4,952,282,213.96
  5. Step 5: Solve for x
    x = 4,952,282,213.96/70,878.42
  6. Step 6: Final answer
    x = 69,870.10

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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.