Home / 282,725.02-424,087.26-72,362.62

Finding the Fourth Proportional to 282,725.02, 424,087.26 and 72,362.62

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Solution

The fourth proportional to 282,725.02, 424,087.26 and 72,362.62 is: 108,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,725.02 : 424,087.26 = 72,362.62 : x
  2. Step 2: Convert to fraction form
    282,725.02/424,087.26 = 72,362.62/x
  3. Step 3: Cross multiply
    282,725.02x = 424,087.26 × 72,362.62
  4. Step 4: Simplify right side
    282,725.02x = 30,688,065,242.22
  5. Step 5: Solve for x
    x = 30,688,065,242.22/282,725.02
  6. Step 6: Final answer
    x = 108,543.86

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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.