Home / 282,769.40-424,150.37-69,539.16

Finding the Fourth Proportional to 282,769.40, 424,150.37 and 69,539.16

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Solution

The fourth proportional to 282,769.40, 424,150.37 and 69,539.16 is: 104,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,769.40 : 424,150.37 = 69,539.16 : x
  2. Step 2: Convert to fraction form
    282,769.40/424,150.37 = 69,539.16/x
  3. Step 3: Cross multiply
    282,769.40x = 424,150.37 × 69,539.16
  4. Step 4: Simplify right side
    282,769.40x = 29,495,060,095.79
  5. Step 5: Solve for x
    x = 29,495,060,095.79/282,769.40
  6. Step 6: Final answer
    x = 104,307.82

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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.