Home / 53,653.98-74,041.46-29,780.94

Finding the Fourth Proportional to 53,653.98, 74,041.46 and 29,780.94

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Solution

The fourth proportional to 53,653.98, 74,041.46 and 29,780.94 is: 41,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,653.98 : 74,041.46 = 29,780.94 : x
  2. Step 2: Convert to fraction form
    53,653.98/74,041.46 = 29,780.94/x
  3. Step 3: Cross multiply
    53,653.98x = 74,041.46 × 29,780.94
  4. Step 4: Simplify right side
    53,653.98x = 2,205,024,277.77
  5. Step 5: Solve for x
    x = 2,205,024,277.77/53,653.98
  6. Step 6: Final answer
    x = 41,097.12

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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.