Home / 86,746.79-119,709.01-49,020.23

Finding the Fourth Proportional to 86,746.79, 119,709.01 and 49,020.23

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Solution

The fourth proportional to 86,746.79, 119,709.01 and 49,020.23 is: 67,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,746.79 : 119,709.01 = 49,020.23 : x
  2. Step 2: Convert to fraction form
    86,746.79/119,709.01 = 49,020.23/x
  3. Step 3: Cross multiply
    86,746.79x = 119,709.01 × 49,020.23
  4. Step 4: Simplify right side
    86,746.79x = 5,868,163,203.27
  5. Step 5: Solve for x
    x = 5,868,163,203.27/86,746.79
  6. Step 6: Final answer
    x = 67,647.04

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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.