Home / 96,426.93-133,065.47-52,818.78

Finding the Fourth Proportional to 96,426.93, 133,065.47 and 52,818.78

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Solution

The fourth proportional to 96,426.93, 133,065.47 and 52,818.78 is: 72,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,426.93 : 133,065.47 = 52,818.78 : x
  2. Step 2: Convert to fraction form
    96,426.93/133,065.47 = 52,818.78/x
  3. Step 3: Cross multiply
    96,426.93x = 133,065.47 × 52,818.78
  4. Step 4: Simplify right side
    96,426.93x = 7,028,355,521.43
  5. Step 5: Solve for x
    x = 7,028,355,521.43/96,426.93
  6. Step 6: Final answer
    x = 72,887.89

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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.