Home / 117,804.38-162,516.47-70,030.62

Finding the Fourth Proportional to 117,804.38, 162,516.47 and 70,030.62

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Solution

The fourth proportional to 117,804.38, 162,516.47 and 70,030.62 is: 96,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,804.38 : 162,516.47 = 70,030.62 : x
  2. Step 2: Convert to fraction form
    117,804.38/162,516.47 = 70,030.62/x
  3. Step 3: Cross multiply
    117,804.38x = 162,516.47 × 70,030.62
  4. Step 4: Simplify right side
    117,804.38x = 11,381,129,154.31
  5. Step 5: Solve for x
    x = 11,381,129,154.31/117,804.38
  6. Step 6: Final answer
    x = 96,610.41

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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.