Home / 103,423.02-155,096.20-36,845.47

Finding the Fourth Proportional to 103,423.02, 155,096.20 and 36,845.47

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Solution

The fourth proportional to 103,423.02, 155,096.20 and 36,845.47 is: 55,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,423.02 : 155,096.20 = 36,845.47 : x
  2. Step 2: Convert to fraction form
    103,423.02/155,096.20 = 36,845.47/x
  3. Step 3: Cross multiply
    103,423.02x = 155,096.20 × 36,845.47
  4. Step 4: Simplify right side
    103,423.02x = 5,714,592,384.21
  5. Step 5: Solve for x
    x = 5,714,592,384.21/103,423.02
  6. Step 6: Final answer
    x = 55,254.55

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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.