Home / 53,712.58-74,111.43-32,491.40

Finding the Fourth Proportional to 53,712.58, 74,111.43 and 32,491.40

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Solution

The fourth proportional to 53,712.58, 74,111.43 and 32,491.40 is: 44,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,712.58 : 74,111.43 = 32,491.40 : x
  2. Step 2: Convert to fraction form
    53,712.58/74,111.43 = 32,491.40/x
  3. Step 3: Cross multiply
    53,712.58x = 74,111.43 × 32,491.40
  4. Step 4: Simplify right side
    53,712.58x = 2,407,984,116.70
  5. Step 5: Solve for x
    x = 2,407,984,116.70/53,712.58
  6. Step 6: Final answer
    x = 44,830.92

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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.