Home / 124,569.25-171,905.52-67,980.63

Finding the Fourth Proportional to 124,569.25, 171,905.52 and 67,980.63

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Solution

The fourth proportional to 124,569.25, 171,905.52 and 67,980.63 is: 93,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,569.25 : 171,905.52 = 67,980.63 : x
  2. Step 2: Convert to fraction form
    124,569.25/171,905.52 = 67,980.63/x
  3. Step 3: Cross multiply
    124,569.25x = 171,905.52 × 67,980.63
  4. Step 4: Simplify right side
    124,569.25x = 11,686,244,712.40
  5. Step 5: Solve for x
    x = 11,686,244,712.40/124,569.25
  6. Step 6: Final answer
    x = 93,813.24

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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.