Home / 111,413.63-153,750.37-60,426.16

Finding the Fourth Proportional to 111,413.63, 153,750.37 and 60,426.16

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Solution

The fourth proportional to 111,413.63, 153,750.37 and 60,426.16 is: 83,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,413.63 : 153,750.37 = 60,426.16 : x
  2. Step 2: Convert to fraction form
    111,413.63/153,750.37 = 60,426.16/x
  3. Step 3: Cross multiply
    111,413.63x = 153,750.37 × 60,426.16
  4. Step 4: Simplify right side
    111,413.63x = 9,290,544,035.54
  5. Step 5: Solve for x
    x = 9,290,544,035.54/111,413.63
  6. Step 6: Final answer
    x = 83,387.86

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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.