Home / 112,237.53-154,914.29-64,518.55

Finding the Fourth Proportional to 112,237.53, 154,914.29 and 64,518.55

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Solution

The fourth proportional to 112,237.53, 154,914.29 and 64,518.55 is: 89,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,237.53 : 154,914.29 = 64,518.55 : x
  2. Step 2: Convert to fraction form
    112,237.53/154,914.29 = 64,518.55/x
  3. Step 3: Cross multiply
    112,237.53x = 154,914.29 × 64,518.55
  4. Step 4: Simplify right side
    112,237.53x = 9,994,845,365.08
  5. Step 5: Solve for x
    x = 9,994,845,365.08/112,237.53
  6. Step 6: Final answer
    x = 89,050.83

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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.