Home / 113,158.02-156,093.11-70,642.74

Finding the Fourth Proportional to 113,158.02, 156,093.11 and 70,642.74

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Solution

The fourth proportional to 113,158.02, 156,093.11 and 70,642.74 is: 97,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,158.02 : 156,093.11 = 70,642.74 : x
  2. Step 2: Convert to fraction form
    113,158.02/156,093.11 = 70,642.74/x
  3. Step 3: Cross multiply
    113,158.02x = 156,093.11 × 70,642.74
  4. Step 4: Simplify right side
    113,158.02x = 11,026,844,632.31
  5. Step 5: Solve for x
    x = 11,026,844,632.31/113,158.02
  6. Step 6: Final answer
    x = 97,446.43

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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.