Home / 113,795.76-157,038.03-63,494.76

Finding the Fourth Proportional to 113,795.76, 157,038.03 and 63,494.76

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Solution

The fourth proportional to 113,795.76, 157,038.03 and 63,494.76 is: 87,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,795.76 : 157,038.03 = 63,494.76 : x
  2. Step 2: Convert to fraction form
    113,795.76/157,038.03 = 63,494.76/x
  3. Step 3: Cross multiply
    113,795.76x = 157,038.03 × 63,494.76
  4. Step 4: Simplify right side
    113,795.76x = 9,971,092,025.72
  5. Step 5: Solve for x
    x = 9,971,092,025.72/113,795.76
  6. Step 6: Final answer
    x = 87,622.70

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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.