Home / 86,963.02-120,005.52-49,237.26

Finding the Fourth Proportional to 86,963.02, 120,005.52 and 49,237.26

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Solution

The fourth proportional to 86,963.02, 120,005.52 and 49,237.26 is: 67,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,963.02 : 120,005.52 = 49,237.26 : x
  2. Step 2: Convert to fraction form
    86,963.02/120,005.52 = 49,237.26/x
  3. Step 3: Cross multiply
    86,963.02x = 120,005.52 × 49,237.26
  4. Step 4: Simplify right side
    86,963.02x = 5,908,742,989.68
  5. Step 5: Solve for x
    x = 5,908,742,989.68/86,963.02
  6. Step 6: Final answer
    x = 67,945.47

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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.