Home / 154,669.80-232,004.70-107,430.60

Finding the Fourth Proportional to 154,669.80, 232,004.70 and 107,430.60

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Solution

The fourth proportional to 154,669.80, 232,004.70 and 107,430.60 is: 161,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,669.80 : 232,004.70 = 107,430.60 : x
  2. Step 2: Convert to fraction form
    154,669.80/232,004.70 = 107,430.60/x
  3. Step 3: Cross multiply
    154,669.80x = 232,004.70 × 107,430.60
  4. Step 4: Simplify right side
    154,669.80x = 24,924,404,123.82
  5. Step 5: Solve for x
    x = 24,924,404,123.82/154,669.80
  6. Step 6: Final answer
    x = 161,145.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.