Home / 94,292.16-129,440.46-93,405.84

Finding the Fourth Proportional to 94,292.16, 129,440.46 and 93,405.84

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Solution

The fourth proportional to 94,292.16, 129,440.46 and 93,405.84 is: 128,223.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,292.16 : 129,440.46 = 93,405.84 : x
  2. Step 2: Convert to fraction form
    94,292.16/129,440.46 = 93,405.84/x
  3. Step 3: Cross multiply
    94,292.16x = 129,440.46 × 93,405.84
  4. Step 4: Simplify right side
    94,292.16x = 12,090,494,896.29
  5. Step 5: Solve for x
    x = 12,090,494,896.29/94,292.16
  6. Step 6: Final answer
    x = 128,223.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.