Home / 86,774.04-119,746.53-49,047.48

Finding the Fourth Proportional to 86,774.04, 119,746.53 and 49,047.48

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Solution

The fourth proportional to 86,774.04, 119,746.53 and 49,047.48 is: 67,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,774.04 : 119,746.53 = 49,047.48 : x
  2. Step 2: Convert to fraction form
    86,774.04/119,746.53 = 49,047.48/x
  3. Step 3: Cross multiply
    86,774.04x = 119,746.53 × 49,047.48
  4. Step 4: Simplify right side
    86,774.04x = 5,873,265,535.24
  5. Step 5: Solve for x
    x = 5,873,265,535.24/86,774.04
  6. Step 6: Final answer
    x = 67,684.59

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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.