Home / 30,501.08-45,767.28-23,103.08

Finding the Fourth Proportional to 30,501.08, 45,767.28 and 23,103.08

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Solution

The fourth proportional to 30,501.08, 45,767.28 and 23,103.08 is: 34,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,501.08 : 45,767.28 = 23,103.08 : x
  2. Step 2: Convert to fraction form
    30,501.08/45,767.28 = 23,103.08/x
  3. Step 3: Cross multiply
    30,501.08x = 45,767.28 × 23,103.08
  4. Step 4: Simplify right side
    30,501.08x = 1,057,365,131.22
  5. Step 5: Solve for x
    x = 1,057,365,131.22/30,501.08
  6. Step 6: Final answer
    x = 34,666.48

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1.5x scale

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.