Home / 106,962.66-147,607.94-57,904.13

Finding the Fourth Proportional to 106,962.66, 147,607.94 and 57,904.13

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Solution

The fourth proportional to 106,962.66, 147,607.94 and 57,904.13 is: 79,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,962.66 : 147,607.94 = 57,904.13 : x
  2. Step 2: Convert to fraction form
    106,962.66/147,607.94 = 57,904.13/x
  3. Step 3: Cross multiply
    106,962.66x = 147,607.94 × 57,904.13
  4. Step 4: Simplify right side
    106,962.66x = 8,547,109,860.57
  5. Step 5: Solve for x
    x = 8,547,109,860.57/106,962.66
  6. Step 6: Final answer
    x = 79,907.42

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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.