Home / 56,327.20-84,490.80-52,050.40

Finding the Fourth Proportional to 56,327.20, 84,490.80 and 52,050.40

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Solution

The fourth proportional to 56,327.20, 84,490.80 and 52,050.40 is: 78,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,327.20 : 84,490.80 = 52,050.40 : x
  2. Step 2: Convert to fraction form
    56,327.20/84,490.80 = 52,050.40/x
  3. Step 3: Cross multiply
    56,327.20x = 84,490.80 × 52,050.40
  4. Step 4: Simplify right side
    56,327.20x = 4,397,779,936.32
  5. Step 5: Solve for x
    x = 4,397,779,936.32/56,327.20
  6. Step 6: Final answer
    x = 78,075.60

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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.