Home / 53,001.36-73,140.98-29,128.01

Finding the Fourth Proportional to 53,001.36, 73,140.98 and 29,128.01

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Solution

The fourth proportional to 53,001.36, 73,140.98 and 29,128.01 is: 40,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.36 : 73,140.98 = 29,128.01 : x
  2. Step 2: Convert to fraction form
    53,001.36/73,140.98 = 29,128.01/x
  3. Step 3: Cross multiply
    53,001.36x = 73,140.98 × 29,128.01
  4. Step 4: Simplify right side
    53,001.36x = 2,130,450,685.50
  5. Step 5: Solve for x
    x = 2,130,450,685.50/53,001.36
  6. Step 6: Final answer
    x = 40,196.15

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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.