Home / 45,813.40-63,223.20-27,909.16

Finding the Fourth Proportional to 45,813.40, 63,223.20 and 27,909.16

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Solution

The fourth proportional to 45,813.40, 63,223.20 and 27,909.16 is: 38,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,813.40 : 63,223.20 = 27,909.16 : x
  2. Step 2: Convert to fraction form
    45,813.40/63,223.20 = 27,909.16/x
  3. Step 3: Cross multiply
    45,813.40x = 63,223.20 × 27,909.16
  4. Step 4: Simplify right side
    45,813.40x = 1,764,506,404.51
  5. Step 5: Solve for x
    x = 1,764,506,404.51/45,813.40
  6. Step 6: Final answer
    x = 38,515.07

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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.