Home / 53,699.88-74,106-29,826.66

Finding the Fourth Proportional to 53,699.88, 74,106 and 29,826.66

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Solution

The fourth proportional to 53,699.88, 74,106 and 29,826.66 is: 41,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,699.88 : 74,106 = 29,826.66 : x
  2. Step 2: Convert to fraction form
    53,699.88/74,106 = 29,826.66/x
  3. Step 3: Cross multiply
    53,699.88x = 74,106 × 29,826.66
  4. Step 4: Simplify right side
    53,699.88x = 2,210,334,465.96
  5. Step 5: Solve for x
    x = 2,210,334,465.96/53,699.88
  6. Step 6: Final answer
    x = 41,160.88

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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.