Home / 52,406.06-72,319.43-28,532.32

Finding the Fourth Proportional to 52,406.06, 72,319.43 and 28,532.32

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Solution

The fourth proportional to 52,406.06, 72,319.43 and 28,532.32 is: 39,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406.06 : 72,319.43 = 28,532.32 : x
  2. Step 2: Convert to fraction form
    52,406.06/72,319.43 = 28,532.32/x
  3. Step 3: Cross multiply
    52,406.06x = 72,319.43 × 28,532.32
  4. Step 4: Simplify right side
    52,406.06x = 2,063,441,009.51
  5. Step 5: Solve for x
    x = 2,063,441,009.51/52,406.06
  6. Step 6: Final answer
    x = 39,374.10

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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.