Home / 291,690.02-437,535.17-70,074.02

Finding the Fourth Proportional to 291,690.02, 437,535.17 and 70,074.02

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Solution

The fourth proportional to 291,690.02, 437,535.17 and 70,074.02 is: 105,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,690.02 : 437,535.17 = 70,074.02 : x
  2. Step 2: Convert to fraction form
    291,690.02/437,535.17 = 70,074.02/x
  3. Step 3: Cross multiply
    291,690.02x = 437,535.17 × 70,074.02
  4. Step 4: Simplify right side
    291,690.02x = 30,659,848,253.28
  5. Step 5: Solve for x
    x = 30,659,848,253.28/291,690.02
  6. Step 6: Final answer
    x = 105,111.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.