Home / 161,710.49-242,297.57-98,338.92

Finding the Fourth Proportional to 161,710.49, 242,297.57 and 98,338.92

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Solution

The fourth proportional to 161,710.49, 242,297.57 and 98,338.92 is: 147,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,710.49 : 242,297.57 = 98,338.92 : x
  2. Step 2: Convert to fraction form
    161,710.49/242,297.57 = 98,338.92/x
  3. Step 3: Cross multiply
    161,710.49x = 242,297.57 × 98,338.92
  4. Step 4: Simplify right side
    161,710.49x = 23,827,281,352.42
  5. Step 5: Solve for x
    x = 23,827,281,352.42/161,710.49
  6. Step 6: Final answer
    x = 147,345.30

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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.