Home / 212,995.32-293,931.90-117,506.04

Finding the Fourth Proportional to 212,995.32, 293,931.90 and 117,506.04

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Solution

The fourth proportional to 212,995.32, 293,931.90 and 117,506.04 is: 162,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,995.32 : 293,931.90 = 117,506.04 : x
  2. Step 2: Convert to fraction form
    212,995.32/293,931.90 = 117,506.04/x
  3. Step 3: Cross multiply
    212,995.32x = 293,931.90 × 117,506.04
  4. Step 4: Simplify right side
    212,995.32x = 34,538,773,598.68
  5. Step 5: Solve for x
    x = 34,538,773,598.68/212,995.32
  6. Step 6: Final answer
    x = 162,157.43

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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.