Home / 212,047.12-292,621.66-116,551.76

Finding the Fourth Proportional to 212,047.12, 292,621.66 and 116,551.76

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Solution

The fourth proportional to 212,047.12, 292,621.66 and 116,551.76 is: 160,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,047.12 : 292,621.66 = 116,551.76 : x
  2. Step 2: Convert to fraction form
    212,047.12/292,621.66 = 116,551.76/x
  3. Step 3: Cross multiply
    212,047.12x = 292,621.66 × 116,551.76
  4. Step 4: Simplify right side
    212,047.12x = 34,105,570,034.23
  5. Step 5: Solve for x
    x = 34,105,570,034.23/212,047.12
  6. Step 6: Final answer
    x = 160,839.58

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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.