Home / 74,078.02-111,123.78-24,145.30

Finding the Fourth Proportional to 74,078.02, 111,123.78 and 24,145.30

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Solution

The fourth proportional to 74,078.02, 111,123.78 and 24,145.30 is: 36,220.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,078.02 : 111,123.78 = 24,145.30 : x
  2. Step 2: Convert to fraction form
    74,078.02/111,123.78 = 24,145.30/x
  3. Step 3: Cross multiply
    74,078.02x = 111,123.78 × 24,145.30
  4. Step 4: Simplify right side
    74,078.02x = 2,683,117,005.23
  5. Step 5: Solve for x
    x = 2,683,117,005.23/74,078.02
  6. Step 6: Final answer
    x = 36,220.15

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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.