Home / 192,152.46-265,094.19-128,389.26

Finding the Fourth Proportional to 192,152.46, 265,094.19 and 128,389.26

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Solution

The fourth proportional to 192,152.46, 265,094.19 and 128,389.26 is: 177,126.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,152.46 : 265,094.19 = 128,389.26 : x
  2. Step 2: Convert to fraction form
    192,152.46/265,094.19 = 128,389.26/x
  3. Step 3: Cross multiply
    192,152.46x = 265,094.19 × 128,389.26
  4. Step 4: Simplify right side
    192,152.46x = 34,035,246,884.40
  5. Step 5: Solve for x
    x = 34,035,246,884.40/192,152.46
  6. Step 6: Final answer
    x = 177,126.26

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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.