Home / 53,861.34-74,347.83-38,762.94

Finding the Fourth Proportional to 53,861.34, 74,347.83 and 38,762.94

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Solution

The fourth proportional to 53,861.34, 74,347.83 and 38,762.94 is: 53,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.34 : 74,347.83 = 38,762.94 : x
  2. Step 2: Convert to fraction form
    53,861.34/74,347.83 = 38,762.94/x
  3. Step 3: Cross multiply
    53,861.34x = 74,347.83 × 38,762.94
  4. Step 4: Simplify right side
    53,861.34x = 2,881,940,473.42
  5. Step 5: Solve for x
    x = 2,881,940,473.42/53,861.34
  6. Step 6: Final answer
    x = 53,506.66

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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.