Home / 86,488.08-119,347.56-48,754.32

Finding the Fourth Proportional to 86,488.08, 119,347.56 and 48,754.32

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Solution

The fourth proportional to 86,488.08, 119,347.56 and 48,754.32 is: 67,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,488.08 : 119,347.56 = 48,754.32 : x
  2. Step 2: Convert to fraction form
    86,488.08/119,347.56 = 48,754.32/x
  3. Step 3: Cross multiply
    86,488.08x = 119,347.56 × 48,754.32
  4. Step 4: Simplify right side
    86,488.08x = 5,818,709,131.46
  5. Step 5: Solve for x
    x = 5,818,709,131.46/86,488.08
  6. Step 6: Final answer
    x = 67,277.58

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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.