Home / 98,941.64-148,435.74-32,381.51

Finding the Fourth Proportional to 98,941.64, 148,435.74 and 32,381.51

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Solution

The fourth proportional to 98,941.64, 148,435.74 and 32,381.51 is: 48,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,941.64 : 148,435.74 = 32,381.51 : x
  2. Step 2: Convert to fraction form
    98,941.64/148,435.74 = 32,381.51/x
  3. Step 3: Cross multiply
    98,941.64x = 148,435.74 × 32,381.51
  4. Step 4: Simplify right side
    98,941.64x = 4,806,572,656.99
  5. Step 5: Solve for x
    x = 4,806,572,656.99/98,941.64
  6. Step 6: Final answer
    x = 48,579.88

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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.