Home / 193,573.12-267,159.84-118,165.36

Finding the Fourth Proportional to 193,573.12, 267,159.84 and 118,165.36

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Solution

The fourth proportional to 193,573.12, 267,159.84 and 118,165.36 is: 163,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,573.12 : 267,159.84 = 118,165.36 : x
  2. Step 2: Convert to fraction form
    193,573.12/267,159.84 = 118,165.36/x
  3. Step 3: Cross multiply
    193,573.12x = 267,159.84 × 118,165.36
  4. Step 4: Simplify right side
    193,573.12x = 31,569,038,671.14
  5. Step 5: Solve for x
    x = 31,569,038,671.14/193,573.12
  6. Step 6: Final answer
    x = 163,085.86

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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.