Home / 161,756.02-223,441.05-146,665.78

Finding the Fourth Proportional to 161,756.02, 223,441.05 and 146,665.78

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Solution

The fourth proportional to 161,756.02, 223,441.05 and 146,665.78 is: 202,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,756.02 : 223,441.05 = 146,665.78 : x
  2. Step 2: Convert to fraction form
    161,756.02/223,441.05 = 146,665.78/x
  3. Step 3: Cross multiply
    161,756.02x = 223,441.05 × 146,665.78
  4. Step 4: Simplify right side
    161,756.02x = 32,771,155,882.27
  5. Step 5: Solve for x
    x = 32,771,155,882.27/161,756.02
  6. Step 6: Final answer
    x = 202,596.21

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1.5x scale

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.