Home / 321,725.79-482,592.38-97,088.18

Finding the Fourth Proportional to 321,725.79, 482,592.38 and 97,088.18

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Solution

The fourth proportional to 321,725.79, 482,592.38 and 97,088.18 is: 145,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,725.79 : 482,592.38 = 97,088.18 : x
  2. Step 2: Convert to fraction form
    321,725.79/482,592.38 = 97,088.18/x
  3. Step 3: Cross multiply
    321,725.79x = 482,592.38 × 97,088.18
  4. Step 4: Simplify right side
    321,725.79x = 46,854,012,957.67
  5. Step 5: Solve for x
    x = 46,854,012,957.67/321,725.79
  6. Step 6: Final answer
    x = 145,633.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.