Home / 99,594.14-137,428.31-60,812.45

Finding the Fourth Proportional to 99,594.14, 137,428.31 and 60,812.45

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Solution

The fourth proportional to 99,594.14, 137,428.31 and 60,812.45 is: 83,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,594.14 : 137,428.31 = 60,812.45 : x
  2. Step 2: Convert to fraction form
    99,594.14/137,428.31 = 60,812.45/x
  3. Step 3: Cross multiply
    99,594.14x = 137,428.31 × 60,812.45
  4. Step 4: Simplify right side
    99,594.14x = 8,357,351,239.26
  5. Step 5: Solve for x
    x = 8,357,351,239.26/99,594.14
  6. Step 6: Final answer
    x = 83,914.09

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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.