Home / 96,830.24-145,301.65-40,666.05

Finding the Fourth Proportional to 96,830.24, 145,301.65 and 40,666.05

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Solution

The fourth proportional to 96,830.24, 145,301.65 and 40,666.05 is: 61,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,830.24 : 145,301.65 = 40,666.05 : x
  2. Step 2: Convert to fraction form
    96,830.24/145,301.65 = 40,666.05/x
  3. Step 3: Cross multiply
    96,830.24x = 145,301.65 × 40,666.05
  4. Step 4: Simplify right side
    96,830.24x = 5,908,844,062.32
  5. Step 5: Solve for x
    x = 5,908,844,062.32/96,830.24
  6. Step 6: Final answer
    x = 61,022.72

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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.