Home / 72,755.04-100,366.38-44,411.52

Finding the Fourth Proportional to 72,755.04, 100,366.38 and 44,411.52

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Solution

The fourth proportional to 72,755.04, 100,366.38 and 44,411.52 is: 61,266.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,755.04 : 100,366.38 = 44,411.52 : x
  2. Step 2: Convert to fraction form
    72,755.04/100,366.38 = 44,411.52/x
  3. Step 3: Cross multiply
    72,755.04x = 100,366.38 × 44,411.52
  4. Step 4: Simplify right side
    72,755.04x = 4,457,423,492.70
  5. Step 5: Solve for x
    x = 4,457,423,492.70/72,755.04
  6. Step 6: Final answer
    x = 61,266.18

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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.