Home / 113,899.34-157,181.10-63,598.34

Finding the Fourth Proportional to 113,899.34, 157,181.10 and 63,598.34

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Solution

The fourth proportional to 113,899.34, 157,181.10 and 63,598.34 is: 87,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,899.34 : 157,181.10 = 63,598.34 : x
  2. Step 2: Convert to fraction form
    113,899.34/157,181.10 = 63,598.34/x
  3. Step 3: Cross multiply
    113,899.34x = 157,181.10 × 63,598.34
  4. Step 4: Simplify right side
    113,899.34x = 9,996,457,039.37
  5. Step 5: Solve for x
    x = 9,996,457,039.37/113,899.34
  6. Step 6: Final answer
    x = 87,765.72

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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.