Home / 242,636.80-334,824.96-133,719.52

Finding the Fourth Proportional to 242,636.80, 334,824.96 and 133,719.52

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Solution

The fourth proportional to 242,636.80, 334,824.96 and 133,719.52 is: 184,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,636.80 : 334,824.96 = 133,719.52 : x
  2. Step 2: Convert to fraction form
    242,636.80/334,824.96 = 133,719.52/x
  3. Step 3: Cross multiply
    242,636.80x = 334,824.96 × 133,719.52
  4. Step 4: Simplify right side
    242,636.80x = 44,772,632,935.22
  5. Step 5: Solve for x
    x = 44,772,632,935.22/242,636.80
  6. Step 6: Final answer
    x = 184,525.32

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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.