Home / 46,709.60-70,064.40-13,426.70

Finding the Fourth Proportional to 46,709.60, 70,064.40 and 13,426.70

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Solution

The fourth proportional to 46,709.60, 70,064.40 and 13,426.70 is: 20,140.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,709.60 : 70,064.40 = 13,426.70 : x
  2. Step 2: Convert to fraction form
    46,709.60/70,064.40 = 13,426.70/x
  3. Step 3: Cross multiply
    46,709.60x = 70,064.40 × 13,426.70
  4. Step 4: Simplify right side
    46,709.60x = 940,733,679.48
  5. Step 5: Solve for x
    x = 940,733,679.48/46,709.60
  6. Step 6: Final answer
    x = 20,140.05

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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.