Home / 86,362.10-119,154.93-59,511.86

Finding the Fourth Proportional to 86,362.10, 119,154.93 and 59,511.86

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Solution

The fourth proportional to 86,362.10, 119,154.93 and 59,511.86 is: 82,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,362.10 : 119,154.93 = 59,511.86 : x
  2. Step 2: Convert to fraction form
    86,362.10/119,154.93 = 59,511.86/x
  3. Step 3: Cross multiply
    86,362.10x = 119,154.93 × 59,511.86
  4. Step 4: Simplify right side
    86,362.10x = 7,091,131,512.47
  5. Step 5: Solve for x
    x = 7,091,131,512.47/86,362.10
  6. Step 6: Final answer
    x = 82,109.30

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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.