Home / 96,671.14-133,405.59-56,381.74

Finding the Fourth Proportional to 96,671.14, 133,405.59 and 56,381.74

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Solution

The fourth proportional to 96,671.14, 133,405.59 and 56,381.74 is: 77,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,671.14 : 133,405.59 = 56,381.74 : x
  2. Step 2: Convert to fraction form
    96,671.14/133,405.59 = 56,381.74/x
  3. Step 3: Cross multiply
    96,671.14x = 133,405.59 × 56,381.74
  4. Step 4: Simplify right side
    96,671.14x = 7,521,639,289.93
  5. Step 5: Solve for x
    x = 7,521,639,289.93/96,671.14
  6. Step 6: Final answer
    x = 77,806.46

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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.