Home / 154,904.67-232,381.32-66,158.64

Finding the Fourth Proportional to 154,904.67, 232,381.32 and 66,158.64

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Solution

The fourth proportional to 154,904.67, 232,381.32 and 66,158.64 is: 99,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,904.67 : 232,381.32 = 66,158.64 : x
  2. Step 2: Convert to fraction form
    154,904.67/232,381.32 = 66,158.64/x
  3. Step 3: Cross multiply
    154,904.67x = 232,381.32 × 66,158.64
  4. Step 4: Simplify right side
    154,904.67x = 15,374,032,092.60
  5. Step 5: Solve for x
    x = 15,374,032,092.60/154,904.67
  6. Step 6: Final answer
    x = 99,248.34

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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.