Home / 127,003.36-175,264.68-70,413.52

Finding the Fourth Proportional to 127,003.36, 175,264.68 and 70,413.52

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Solution

The fourth proportional to 127,003.36, 175,264.68 and 70,413.52 is: 97,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,003.36 : 175,264.68 = 70,413.52 : x
  2. Step 2: Convert to fraction form
    127,003.36/175,264.68 = 70,413.52/x
  3. Step 3: Cross multiply
    127,003.36x = 175,264.68 × 70,413.52
  4. Step 4: Simplify right side
    127,003.36x = 12,341,003,050.47
  5. Step 5: Solve for x
    x = 12,341,003,050.47/127,003.36
  6. Step 6: Final answer
    x = 97,170.68

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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.