Home / 135,504.16-202,247.69-117,411.53

Finding the Fourth Proportional to 135,504.16, 202,247.69 and 117,411.53

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Solution

The fourth proportional to 135,504.16, 202,247.69 and 117,411.53 is: 175,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,504.16 : 202,247.69 = 117,411.53 : x
  2. Step 2: Convert to fraction form
    135,504.16/202,247.69 = 117,411.53/x
  3. Step 3: Cross multiply
    135,504.16x = 202,247.69 × 117,411.53
  4. Step 4: Simplify right side
    135,504.16x = 23,746,209,123.57
  5. Step 5: Solve for x
    x = 23,746,209,123.57/135,504.16
  6. Step 6: Final answer
    x = 175,243.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.