Home / 45,814.16-63,214.50-28,808.53

Finding the Fourth Proportional to 45,814.16, 63,214.50 and 28,808.53

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Solution

The fourth proportional to 45,814.16, 63,214.50 and 28,808.53 is: 39,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.16 : 63,214.50 = 28,808.53 : x
  2. Step 2: Convert to fraction form
    45,814.16/63,214.50 = 28,808.53/x
  3. Step 3: Cross multiply
    45,814.16x = 63,214.50 × 28,808.53
  4. Step 4: Simplify right side
    45,814.16x = 1,821,116,769.68
  5. Step 5: Solve for x
    x = 1,821,116,769.68/45,814.16
  6. Step 6: Final answer
    x = 39,750.08

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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.