Home / 96,845.36-145,283.06-49,434.77

Finding the Fourth Proportional to 96,845.36, 145,283.06 and 49,434.77

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Solution

The fourth proportional to 96,845.36, 145,283.06 and 49,434.77 is: 74,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,845.36 : 145,283.06 = 49,434.77 : x
  2. Step 2: Convert to fraction form
    96,845.36/145,283.06 = 49,434.77/x
  3. Step 3: Cross multiply
    96,845.36x = 145,283.06 × 49,434.77
  4. Step 4: Simplify right side
    96,845.36x = 7,182,035,142.79
  5. Step 5: Solve for x
    x = 7,182,035,142.79/96,845.36
  6. Step 6: Final answer
    x = 74,159.83

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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.