Home / 213,543.08-294,666.90-118,034.36

Finding the Fourth Proportional to 213,543.08, 294,666.90 and 118,034.36

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Solution

The fourth proportional to 213,543.08, 294,666.90 and 118,034.36 is: 162,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,543.08 : 294,666.90 = 118,034.36 : x
  2. Step 2: Convert to fraction form
    213,543.08/294,666.90 = 118,034.36/x
  3. Step 3: Cross multiply
    213,543.08x = 294,666.90 × 118,034.36
  4. Step 4: Simplify right side
    213,543.08x = 34,780,818,954.68
  5. Step 5: Solve for x
    x = 34,780,818,954.68/213,543.08
  6. Step 6: Final answer
    x = 162,874.95

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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.