Home / 127,185.48-175,515.53-69,823.37

Finding the Fourth Proportional to 127,185.48, 175,515.53 and 69,823.37

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Solution

The fourth proportional to 127,185.48, 175,515.53 and 69,823.37 is: 96,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,185.48 : 175,515.53 = 69,823.37 : x
  2. Step 2: Convert to fraction form
    127,185.48/175,515.53 = 69,823.37/x
  3. Step 3: Cross multiply
    127,185.48x = 175,515.53 × 69,823.37
  4. Step 4: Simplify right side
    127,185.48x = 12,255,085,881.61
  5. Step 5: Solve for x
    x = 12,255,085,881.61/127,185.48
  6. Step 6: Final answer
    x = 96,356.01

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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.