Home / 86,897.25-119,890.32-48,651.16

Finding the Fourth Proportional to 86,897.25, 119,890.32 and 48,651.16

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Solution

The fourth proportional to 86,897.25, 119,890.32 and 48,651.16 is: 67,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,897.25 : 119,890.32 = 48,651.16 : x
  2. Step 2: Convert to fraction form
    86,897.25/119,890.32 = 48,651.16/x
  3. Step 3: Cross multiply
    86,897.25x = 119,890.32 × 48,651.16
  4. Step 4: Simplify right side
    86,897.25x = 5,832,803,140.77
  5. Step 5: Solve for x
    x = 5,832,803,140.77/86,897.25
  6. Step 6: Final answer
    x = 67,122.99

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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.