Home / 113,994.22-157,312.64-62,311.39

Finding the Fourth Proportional to 113,994.22, 157,312.64 and 62,311.39

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Solution

The fourth proportional to 113,994.22, 157,312.64 and 62,311.39 is: 85,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,994.22 : 157,312.64 = 62,311.39 : x
  2. Step 2: Convert to fraction form
    113,994.22/157,312.64 = 62,311.39/x
  3. Step 3: Cross multiply
    113,994.22x = 157,312.64 × 62,311.39
  4. Step 4: Simplify right side
    113,994.22x = 9,802,369,334.31
  5. Step 5: Solve for x
    x = 9,802,369,334.31/113,994.22
  6. Step 6: Final answer
    x = 85,990.05

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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.