Home / 53,699.36-74,105.10-29,828.25

Finding the Fourth Proportional to 53,699.36, 74,105.10 and 29,828.25

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Solution

The fourth proportional to 53,699.36, 74,105.10 and 29,828.25 is: 41,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,699.36 : 74,105.10 = 29,828.25 : x
  2. Step 2: Convert to fraction form
    53,699.36/74,105.10 = 29,828.25/x
  3. Step 3: Cross multiply
    53,699.36x = 74,105.10 × 29,828.25
  4. Step 4: Simplify right side
    53,699.36x = 2,210,425,449.08
  5. Step 5: Solve for x
    x = 2,210,425,449.08/53,699.36
  6. Step 6: Final answer
    x = 41,162.98

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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.