Home / 74,829.02-112,243.52-49,917.74

Finding the Fourth Proportional to 74,829.02, 112,243.52 and 49,917.74

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Solution

The fourth proportional to 74,829.02, 112,243.52 and 49,917.74 is: 74,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,829.02 : 112,243.52 = 49,917.74 : x
  2. Step 2: Convert to fraction form
    74,829.02/112,243.52 = 49,917.74/x
  3. Step 3: Cross multiply
    74,829.02x = 112,243.52 × 49,917.74
  4. Step 4: Simplify right side
    74,829.02x = 5,602,942,411.62
  5. Step 5: Solve for x
    x = 5,602,942,411.62/74,829.02
  6. Step 6: Final answer
    x = 74,876.60

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1.5x scale

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.