Home / 63,413.37-87,528.47-38,264.49

Finding the Fourth Proportional to 63,413.37, 87,528.47 and 38,264.49

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Solution

The fourth proportional to 63,413.37, 87,528.47 and 38,264.49 is: 52,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,413.37 : 87,528.47 = 38,264.49 : x
  2. Step 2: Convert to fraction form
    63,413.37/87,528.47 = 38,264.49/x
  3. Step 3: Cross multiply
    63,413.37x = 87,528.47 × 38,264.49
  4. Step 4: Simplify right side
    63,413.37x = 3,349,232,073.71
  5. Step 5: Solve for x
    x = 3,349,232,073.71/63,413.37
  6. Step 6: Final answer
    x = 52,815.87

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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.