Home / 53,218.29-73,440.77-29,345.16

Finding the Fourth Proportional to 53,218.29, 73,440.77 and 29,345.16

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Solution

The fourth proportional to 53,218.29, 73,440.77 and 29,345.16 is: 40,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.29 : 73,440.77 = 29,345.16 : x
  2. Step 2: Convert to fraction form
    53,218.29/73,440.77 = 29,345.16/x
  3. Step 3: Cross multiply
    53,218.29x = 73,440.77 × 29,345.16
  4. Step 4: Simplify right side
    53,218.29x = 2,155,130,999.45
  5. Step 5: Solve for x
    x = 2,155,130,999.45/53,218.29
  6. Step 6: Final answer
    x = 40,496.06

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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.