Home / 52,199.23-72,036.54-30,685.03

Finding the Fourth Proportional to 52,199.23, 72,036.54 and 30,685.03

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Solution

The fourth proportional to 52,199.23, 72,036.54 and 30,685.03 is: 42,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,199.23 : 72,036.54 = 30,685.03 : x
  2. Step 2: Convert to fraction form
    52,199.23/72,036.54 = 30,685.03/x
  3. Step 3: Cross multiply
    52,199.23x = 72,036.54 × 30,685.03
  4. Step 4: Simplify right side
    52,199.23x = 2,210,443,391.00
  5. Step 5: Solve for x
    x = 2,210,443,391.00/52,199.23
  6. Step 6: Final answer
    x = 42,346.28

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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.