Home / 53,958.34-74,428.86-34,830.74

Finding the Fourth Proportional to 53,958.34, 74,428.86 and 34,830.74

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Solution

The fourth proportional to 53,958.34, 74,428.86 and 34,830.74 is: 48,044.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.34 : 74,428.86 = 34,830.74 : x
  2. Step 2: Convert to fraction form
    53,958.34/74,428.86 = 34,830.74/x
  3. Step 3: Cross multiply
    53,958.34x = 74,428.86 × 34,830.74
  4. Step 4: Simplify right side
    53,958.34x = 2,592,412,457.23
  5. Step 5: Solve for x
    x = 2,592,412,457.23/53,958.34
  6. Step 6: Final answer
    x = 48,044.71

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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.