Home / 64,963.02-89,649.23-35,155.02

Finding the Fourth Proportional to 64,963.02, 89,649.23 and 35,155.02

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Solution

The fourth proportional to 64,963.02, 89,649.23 and 35,155.02 is: 48,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,963.02 : 89,649.23 = 35,155.02 : x
  2. Step 2: Convert to fraction form
    64,963.02/89,649.23 = 35,155.02/x
  3. Step 3: Cross multiply
    64,963.02x = 89,649.23 × 35,155.02
  4. Step 4: Simplify right side
    64,963.02x = 3,151,620,473.63
  5. Step 5: Solve for x
    x = 3,151,620,473.63/64,963.02
  6. Step 6: Final answer
    x = 48,514.07

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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.