Home / 111,846.96-154,350.36-61,547.04

Finding the Fourth Proportional to 111,846.96, 154,350.36 and 61,547.04

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Solution

The fourth proportional to 111,846.96, 154,350.36 and 61,547.04 is: 84,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,846.96 : 154,350.36 = 61,547.04 : x
  2. Step 2: Convert to fraction form
    111,846.96/154,350.36 = 61,547.04/x
  3. Step 3: Cross multiply
    111,846.96x = 154,350.36 × 61,547.04
  4. Step 4: Simplify right side
    111,846.96x = 9,499,807,780.93
  5. Step 5: Solve for x
    x = 9,499,807,780.93/111,846.96
  6. Step 6: Final answer
    x = 84,935.77

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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.