Home / 113,907.10-170,860.65-47,325.10

Finding the Fourth Proportional to 113,907.10, 170,860.65 and 47,325.10

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Solution

The fourth proportional to 113,907.10, 170,860.65 and 47,325.10 is: 70,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,907.10 : 170,860.65 = 47,325.10 : x
  2. Step 2: Convert to fraction form
    113,907.10/170,860.65 = 47,325.10/x
  3. Step 3: Cross multiply
    113,907.10x = 170,860.65 × 47,325.10
  4. Step 4: Simplify right side
    113,907.10x = 8,085,997,347.32
  5. Step 5: Solve for x
    x = 8,085,997,347.32/113,907.10
  6. Step 6: Final answer
    x = 70,987.65

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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.