Home / 45,752.56-63,177.93-28,785.08

Finding the Fourth Proportional to 45,752.56, 63,177.93 and 28,785.08

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Solution

The fourth proportional to 45,752.56, 63,177.93 and 28,785.08 is: 39,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,752.56 : 63,177.93 = 28,785.08 : x
  2. Step 2: Convert to fraction form
    45,752.56/63,177.93 = 28,785.08/x
  3. Step 3: Cross multiply
    45,752.56x = 63,177.93 × 28,785.08
  4. Step 4: Simplify right side
    45,752.56x = 1,818,581,927.23
  5. Step 5: Solve for x
    x = 1,818,581,927.23/45,752.56
  6. Step 6: Final answer
    x = 39,748.20

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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.