Home / 105,284.07-157,942.51-63,154.25

Finding the Fourth Proportional to 105,284.07, 157,942.51 and 63,154.25

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Solution

The fourth proportional to 105,284.07, 157,942.51 and 63,154.25 is: 94,741.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,284.07 : 157,942.51 = 63,154.25 : x
  2. Step 2: Convert to fraction form
    105,284.07/157,942.51 = 63,154.25/x
  3. Step 3: Cross multiply
    105,284.07x = 157,942.51 × 63,154.25
  4. Step 4: Simplify right side
    105,284.07x = 9,974,740,703.00
  5. Step 5: Solve for x
    x = 9,974,740,703.00/105,284.07
  6. Step 6: Final answer
    x = 94,741.21

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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.