Home / 64,885.02-89,524.37-38,013.08

Finding the Fourth Proportional to 64,885.02, 89,524.37 and 38,013.08

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Solution

The fourth proportional to 64,885.02, 89,524.37 and 38,013.08 is: 52,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,885.02 : 89,524.37 = 38,013.08 : x
  2. Step 2: Convert to fraction form
    64,885.02/89,524.37 = 38,013.08/x
  3. Step 3: Cross multiply
    64,885.02x = 89,524.37 × 38,013.08
  4. Step 4: Simplify right side
    64,885.02x = 3,403,096,401.07
  5. Step 5: Solve for x
    x = 3,403,096,401.07/64,885.02
  6. Step 6: Final answer
    x = 52,448.11

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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.