Home / 213,070.05-294,042.87-117,582.93

Finding the Fourth Proportional to 213,070.05, 294,042.87 and 117,582.93

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Solution

The fourth proportional to 213,070.05, 294,042.87 and 117,582.93 is: 162,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,070.05 : 294,042.87 = 117,582.93 : x
  2. Step 2: Convert to fraction form
    213,070.05/294,042.87 = 117,582.93/x
  3. Step 3: Cross multiply
    213,070.05x = 294,042.87 × 117,582.93
  4. Step 4: Simplify right side
    213,070.05x = 34,574,422,200.21
  5. Step 5: Solve for x
    x = 34,574,422,200.21/213,070.05
  6. Step 6: Final answer
    x = 162,267.87

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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.