Home / 74,012.02-111,031.73-23,423.79

Finding the Fourth Proportional to 74,012.02, 111,031.73 and 23,423.79

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Solution

The fourth proportional to 74,012.02, 111,031.73 and 23,423.79 is: 35,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,012.02 : 111,031.73 = 23,423.79 : x
  2. Step 2: Convert to fraction form
    74,012.02/111,031.73 = 23,423.79/x
  3. Step 3: Cross multiply
    74,012.02x = 111,031.73 × 23,423.79
  4. Step 4: Simplify right side
    74,012.02x = 2,600,783,926.86
  5. Step 5: Solve for x
    x = 2,600,783,926.86/74,012.02
  6. Step 6: Final answer
    x = 35,140.02

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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.