Home / 53,881.36-74,358.58-30,008.03

Finding the Fourth Proportional to 53,881.36, 74,358.58 and 30,008.03

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Solution

The fourth proportional to 53,881.36, 74,358.58 and 30,008.03 is: 41,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,881.36 : 74,358.58 = 30,008.03 : x
  2. Step 2: Convert to fraction form
    53,881.36/74,358.58 = 30,008.03/x
  3. Step 3: Cross multiply
    53,881.36x = 74,358.58 × 30,008.03
  4. Step 4: Simplify right side
    53,881.36x = 2,231,354,312.67
  5. Step 5: Solve for x
    x = 2,231,354,312.67/53,881.36
  6. Step 6: Final answer
    x = 41,412.36

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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.