Home / 52,378.37-72,283.79-29,718.32

Finding the Fourth Proportional to 52,378.37, 72,283.79 and 29,718.32

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Solution

The fourth proportional to 52,378.37, 72,283.79 and 29,718.32 is: 41,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378.37 : 72,283.79 = 29,718.32 : x
  2. Step 2: Convert to fraction form
    52,378.37/72,283.79 = 29,718.32/x
  3. Step 3: Cross multiply
    52,378.37x = 72,283.79 × 29,718.32
  4. Step 4: Simplify right side
    52,378.37x = 2,148,152,718.21
  5. Step 5: Solve for x
    x = 2,148,152,718.21/52,378.37
  6. Step 6: Final answer
    x = 41,012.21

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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.