Home / 213,540.18-294,700.32-118,055.76

Finding the Fourth Proportional to 213,540.18, 294,700.32 and 118,055.76

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Solution

The fourth proportional to 213,540.18, 294,700.32 and 118,055.76 is: 162,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,540.18 : 294,700.32 = 118,055.76 : x
  2. Step 2: Convert to fraction form
    213,540.18/294,700.32 = 118,055.76/x
  3. Step 3: Cross multiply
    213,540.18x = 294,700.32 × 118,055.76
  4. Step 4: Simplify right side
    213,540.18x = 34,791,070,249.84
  5. Step 5: Solve for x
    x = 34,791,070,249.84/213,540.18
  6. Step 6: Final answer
    x = 162,925.17

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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.