Home / 201,828.07-302,570.30-89,447.02

Finding the Fourth Proportional to 201,828.07, 302,570.30 and 89,447.02

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Solution

The fourth proportional to 201,828.07, 302,570.30 and 89,447.02 is: 134,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,828.07 : 302,570.30 = 89,447.02 : x
  2. Step 2: Convert to fraction form
    201,828.07/302,570.30 = 89,447.02/x
  3. Step 3: Cross multiply
    201,828.07x = 302,570.30 × 89,447.02
  4. Step 4: Simplify right side
    201,828.07x = 27,064,011,142.70
  5. Step 5: Solve for x
    x = 27,064,011,142.70/201,828.07
  6. Step 6: Final answer
    x = 134,094.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.