Home / 115,573.34-173,374.46-39,686.60

Finding the Fourth Proportional to 115,573.34, 173,374.46 and 39,686.60

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Solution

The fourth proportional to 115,573.34, 173,374.46 and 39,686.60 is: 59,534.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,573.34 : 173,374.46 = 39,686.60 : x
  2. Step 2: Convert to fraction form
    115,573.34/173,374.46 = 39,686.60/x
  3. Step 3: Cross multiply
    115,573.34x = 173,374.46 × 39,686.60
  4. Step 4: Simplify right side
    115,573.34x = 6,880,642,844.24
  5. Step 5: Solve for x
    x = 6,880,642,844.24/115,573.34
  6. Step 6: Final answer
    x = 59,534.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.