Home / 207,611.04-286,503.21-112,117.73

Finding the Fourth Proportional to 207,611.04, 286,503.21 and 112,117.73

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Solution

The fourth proportional to 207,611.04, 286,503.21 and 112,117.73 is: 154,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,611.04 : 286,503.21 = 112,117.73 : x
  2. Step 2: Convert to fraction form
    207,611.04/286,503.21 = 112,117.73/x
  3. Step 3: Cross multiply
    207,611.04x = 286,503.21 × 112,117.73
  4. Step 4: Simplify right side
    207,611.04x = 32,122,089,542.91
  5. Step 5: Solve for x
    x = 32,122,089,542.91/207,611.04
  6. Step 6: Final answer
    x = 154,722.45

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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.