Home / 175,164.32-241,640.16-103,509.68

Finding the Fourth Proportional to 175,164.32, 241,640.16 and 103,509.68

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Solution

The fourth proportional to 175,164.32, 241,640.16 and 103,509.68 is: 142,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,164.32 : 241,640.16 = 103,509.68 : x
  2. Step 2: Convert to fraction form
    175,164.32/241,640.16 = 103,509.68/x
  3. Step 3: Cross multiply
    175,164.32x = 241,640.16 × 103,509.68
  4. Step 4: Simplify right side
    175,164.32x = 25,012,095,636.75
  5. Step 5: Solve for x
    x = 25,012,095,636.75/175,164.32
  6. Step 6: Final answer
    x = 142,792.18

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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.