Home / 53,407.19-73,685.28-35,505.23

Finding the Fourth Proportional to 53,407.19, 73,685.28 and 35,505.23

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Solution

The fourth proportional to 53,407.19, 73,685.28 and 35,505.23 is: 48,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.19 : 73,685.28 = 35,505.23 : x
  2. Step 2: Convert to fraction form
    53,407.19/73,685.28 = 35,505.23/x
  3. Step 3: Cross multiply
    53,407.19x = 73,685.28 × 35,505.23
  4. Step 4: Simplify right side
    53,407.19x = 2,616,212,636.49
  5. Step 5: Solve for x
    x = 2,616,212,636.49/53,407.19
  6. Step 6: Final answer
    x = 48,986.15

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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.