Home / 53,904.57-74,390.60-30,031.23

Finding the Fourth Proportional to 53,904.57, 74,390.60 and 30,031.23

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Solution

The fourth proportional to 53,904.57, 74,390.60 and 30,031.23 is: 41,444.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,904.57 : 74,390.60 = 30,031.23 : x
  2. Step 2: Convert to fraction form
    53,904.57/74,390.60 = 30,031.23/x
  3. Step 3: Cross multiply
    53,904.57x = 74,390.60 × 30,031.23
  4. Step 4: Simplify right side
    53,904.57x = 2,234,041,068.28
  5. Step 5: Solve for x
    x = 2,234,041,068.28/53,904.57
  6. Step 6: Final answer
    x = 41,444.37

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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.