Home / 53,625.09-74,013.39-30,967.77

Finding the Fourth Proportional to 53,625.09, 74,013.39 and 30,967.77

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Solution

The fourth proportional to 53,625.09, 74,013.39 and 30,967.77 is: 42,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,625.09 : 74,013.39 = 30,967.77 : x
  2. Step 2: Convert to fraction form
    53,625.09/74,013.39 = 30,967.77/x
  3. Step 3: Cross multiply
    53,625.09x = 74,013.39 × 30,967.77
  4. Step 4: Simplify right side
    53,625.09x = 2,292,029,360.89
  5. Step 5: Solve for x
    x = 2,292,029,360.89/53,625.09
  6. Step 6: Final answer
    x = 42,741.74

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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.