Home / 53,397.86-73,687.23-30,733.70

Finding the Fourth Proportional to 53,397.86, 73,687.23 and 30,733.70

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Solution

The fourth proportional to 53,397.86, 73,687.23 and 30,733.70 is: 42,411.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,397.86 : 73,687.23 = 30,733.70 : x
  2. Step 2: Convert to fraction form
    53,397.86/73,687.23 = 30,733.70/x
  3. Step 3: Cross multiply
    53,397.86x = 73,687.23 × 30,733.70
  4. Step 4: Simplify right side
    53,397.86x = 2,264,680,852.21
  5. Step 5: Solve for x
    x = 2,264,680,852.21/53,397.86
  6. Step 6: Final answer
    x = 42,411.46

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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.