Home / 53,880.81-74,348.63-30,004.25

Finding the Fourth Proportional to 53,880.81, 74,348.63 and 30,004.25

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Solution

The fourth proportional to 53,880.81, 74,348.63 and 30,004.25 is: 41,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880.81 : 74,348.63 = 30,004.25 : x
  2. Step 2: Convert to fraction form
    53,880.81/74,348.63 = 30,004.25/x
  3. Step 3: Cross multiply
    53,880.81x = 74,348.63 × 30,004.25
  4. Step 4: Simplify right side
    53,880.81x = 2,230,774,359.91
  5. Step 5: Solve for x
    x = 2,230,774,359.91/53,880.81
  6. Step 6: Final answer
    x = 41,402.02

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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.