Home / 113,993.18-157,307.37-63,692.18

Finding the Fourth Proportional to 113,993.18, 157,307.37 and 63,692.18

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Solution

The fourth proportional to 113,993.18, 157,307.37 and 63,692.18 is: 87,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,993.18 : 157,307.37 = 63,692.18 : x
  2. Step 2: Convert to fraction form
    113,993.18/157,307.37 = 63,692.18/x
  3. Step 3: Cross multiply
    113,993.18x = 157,307.37 × 63,692.18
  4. Step 4: Simplify right side
    113,993.18x = 10,019,249,325.37
  5. Step 5: Solve for x
    x = 10,019,249,325.37/113,993.18
  6. Step 6: Final answer
    x = 87,893.41

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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.