Home / 52,740.99-72,783.26-28,867.16

Finding the Fourth Proportional to 52,740.99, 72,783.26 and 28,867.16

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Solution

The fourth proportional to 52,740.99, 72,783.26 and 28,867.16 is: 39,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,740.99 : 72,783.26 = 28,867.16 : x
  2. Step 2: Convert to fraction form
    52,740.99/72,783.26 = 28,867.16/x
  3. Step 3: Cross multiply
    52,740.99x = 72,783.26 × 28,867.16
  4. Step 4: Simplify right side
    52,740.99x = 2,101,045,503.49
  5. Step 5: Solve for x
    x = 2,101,045,503.49/52,740.99
  6. Step 6: Final answer
    x = 39,837.05

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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.