Home / 161,756.10-242,634.15-56,564.10

Finding the Fourth Proportional to 161,756.10, 242,634.15 and 56,564.10

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Solution

The fourth proportional to 161,756.10, 242,634.15 and 56,564.10 is: 84,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,756.10 : 242,634.15 = 56,564.10 : x
  2. Step 2: Convert to fraction form
    161,756.10/242,634.15 = 56,564.10/x
  3. Step 3: Cross multiply
    161,756.10x = 242,634.15 × 56,564.10
  4. Step 4: Simplify right side
    161,756.10x = 13,724,382,324.02
  5. Step 5: Solve for x
    x = 13,724,382,324.02/161,756.10
  6. Step 6: Final answer
    x = 84,846.15

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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.