Home / 114,475.81-157,977.08-63,493.30

Finding the Fourth Proportional to 114,475.81, 157,977.08 and 63,493.30

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Solution

The fourth proportional to 114,475.81, 157,977.08 and 63,493.30 is: 87,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,475.81 : 157,977.08 = 63,493.30 : x
  2. Step 2: Convert to fraction form
    114,475.81/157,977.08 = 63,493.30/x
  3. Step 3: Cross multiply
    114,475.81x = 157,977.08 × 63,493.30
  4. Step 4: Simplify right side
    114,475.81x = 10,030,486,133.56
  5. Step 5: Solve for x
    x = 10,030,486,133.56/114,475.81
  6. Step 6: Final answer
    x = 87,621.01

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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.