Home / 90,595.02-125,000.96-54,784.28

Finding the Fourth Proportional to 90,595.02, 125,000.96 and 54,784.28

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Solution

The fourth proportional to 90,595.02, 125,000.96 and 54,784.28 is: 75,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,595.02 : 125,000.96 = 54,784.28 : x
  2. Step 2: Convert to fraction form
    90,595.02/125,000.96 = 54,784.28/x
  3. Step 3: Cross multiply
    90,595.02x = 125,000.96 × 54,784.28
  4. Step 4: Simplify right side
    90,595.02x = 6,848,087,592.91
  5. Step 5: Solve for x
    x = 6,848,087,592.91/90,595.02
  6. Step 6: Final answer
    x = 75,590.11

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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.