Home / 60,492.02-90,774.47-21,076.81

Finding the Fourth Proportional to 60,492.02, 90,774.47 and 21,076.81

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Solution

The fourth proportional to 60,492.02, 90,774.47 and 21,076.81 is: 31,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,492.02 : 90,774.47 = 21,076.81 : x
  2. Step 2: Convert to fraction form
    60,492.02/90,774.47 = 21,076.81/x
  3. Step 3: Cross multiply
    60,492.02x = 90,774.47 × 21,076.81
  4. Step 4: Simplify right side
    60,492.02x = 1,913,236,082.80
  5. Step 5: Solve for x
    x = 1,913,236,082.80/60,492.02
  6. Step 6: Final answer
    x = 31,627.91

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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.