Home / 238,056.92-328,494.62-142,561.16

Finding the Fourth Proportional to 238,056.92, 328,494.62 and 142,561.16

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Solution

The fourth proportional to 238,056.92, 328,494.62 and 142,561.16 is: 196,720.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,056.92 : 328,494.62 = 142,561.16 : x
  2. Step 2: Convert to fraction form
    238,056.92/328,494.62 = 142,561.16/x
  3. Step 3: Cross multiply
    238,056.92x = 328,494.62 × 142,561.16
  4. Step 4: Simplify right side
    238,056.92x = 46,830,574,080.96
  5. Step 5: Solve for x
    x = 46,830,574,080.96/238,056.92
  6. Step 6: Final answer
    x = 196,720.07

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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.