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Finding the Fourth Proportional to 160,547.06, 240,976.11 and 77,499.38

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Solution

The fourth proportional to 160,547.06, 240,976.11 and 77,499.38 is: 116,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,547.06 : 240,976.11 = 77,499.38 : x
  2. Step 2: Convert to fraction form
    160,547.06/240,976.11 = 77,499.38/x
  3. Step 3: Cross multiply
    160,547.06x = 240,976.11 × 77,499.38
  4. Step 4: Simplify right side
    160,547.06x = 18,675,499,119.81
  5. Step 5: Solve for x
    x = 18,675,499,119.81/160,547.06
  6. Step 6: Final answer
    x = 116,324.14

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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.