Home / 175,129.05-241,678.98-99,677.55

Finding the Fourth Proportional to 175,129.05, 241,678.98 and 99,677.55

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Solution

The fourth proportional to 175,129.05, 241,678.98 and 99,677.55 is: 137,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,129.05 : 241,678.98 = 99,677.55 : x
  2. Step 2: Convert to fraction form
    175,129.05/241,678.98 = 99,677.55/x
  3. Step 3: Cross multiply
    175,129.05x = 241,678.98 × 99,677.55
  4. Step 4: Simplify right side
    175,129.05x = 24,089,968,612.90
  5. Step 5: Solve for x
    x = 24,089,968,612.90/175,129.05
  6. Step 6: Final answer
    x = 137,555.53

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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.