Home / 113,801.76-157,056.84-62,823.60

Finding the Fourth Proportional to 113,801.76, 157,056.84 and 62,823.60

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Solution

The fourth proportional to 113,801.76, 157,056.84 and 62,823.60 is: 86,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,801.76 : 157,056.84 = 62,823.60 : x
  2. Step 2: Convert to fraction form
    113,801.76/157,056.84 = 62,823.60/x
  3. Step 3: Cross multiply
    113,801.76x = 157,056.84 × 62,823.60
  4. Step 4: Simplify right side
    113,801.76x = 9,866,876,093.42
  5. Step 5: Solve for x
    x = 9,866,876,093.42/113,801.76
  6. Step 6: Final answer
    x = 86,702.32

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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.