Home / 125,622.40-188,433.60-46,720.30

Finding the Fourth Proportional to 125,622.40, 188,433.60 and 46,720.30

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Solution

The fourth proportional to 125,622.40, 188,433.60 and 46,720.30 is: 70,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,622.40 : 188,433.60 = 46,720.30 : x
  2. Step 2: Convert to fraction form
    125,622.40/188,433.60 = 46,720.30/x
  3. Step 3: Cross multiply
    125,622.40x = 188,433.60 × 46,720.30
  4. Step 4: Simplify right side
    125,622.40x = 8,803,674,322.08
  5. Step 5: Solve for x
    x = 8,803,674,322.08/125,622.40
  6. Step 6: Final answer
    x = 70,080.45

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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.