Home / 102,318.02-141,196.74-56,995.94

Finding the Fourth Proportional to 102,318.02, 141,196.74 and 56,995.94

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Solution

The fourth proportional to 102,318.02, 141,196.74 and 56,995.94 is: 78,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,318.02 : 141,196.74 = 56,995.94 : x
  2. Step 2: Convert to fraction form
    102,318.02/141,196.74 = 56,995.94/x
  3. Step 3: Cross multiply
    102,318.02x = 141,196.74 × 56,995.94
  4. Step 4: Simplify right side
    102,318.02x = 8,047,640,921.24
  5. Step 5: Solve for x
    x = 8,047,640,921.24/102,318.02
  6. Step 6: Final answer
    x = 78,653.21

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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.