Home / 53,108.51-73,289.76-29,235.01

Finding the Fourth Proportional to 53,108.51, 73,289.76 and 29,235.01

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Solution

The fourth proportional to 53,108.51, 73,289.76 and 29,235.01 is: 40,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,108.51 : 73,289.76 = 29,235.01 : x
  2. Step 2: Convert to fraction form
    53,108.51/73,289.76 = 29,235.01/x
  3. Step 3: Cross multiply
    53,108.51x = 73,289.76 × 29,235.01
  4. Step 4: Simplify right side
    53,108.51x = 2,142,626,866.50
  5. Step 5: Solve for x
    x = 2,142,626,866.50/53,108.51
  6. Step 6: Final answer
    x = 40,344.32

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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.