Home / 161,567.10-242,350.65-91,583.10

Finding the Fourth Proportional to 161,567.10, 242,350.65 and 91,583.10

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Solution

The fourth proportional to 161,567.10, 242,350.65 and 91,583.10 is: 137,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,567.10 : 242,350.65 = 91,583.10 : x
  2. Step 2: Convert to fraction form
    161,567.10/242,350.65 = 91,583.10/x
  3. Step 3: Cross multiply
    161,567.10x = 242,350.65 × 91,583.10
  4. Step 4: Simplify right side
    161,567.10x = 22,195,223,814.02
  5. Step 5: Solve for x
    x = 22,195,223,814.02/161,567.10
  6. Step 6: Final answer
    x = 137,374.65

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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.