Home / 63,596.40-87,712.95-56,336.25

Finding the Fourth Proportional to 63,596.40, 87,712.95 and 56,336.25

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Solution

The fourth proportional to 63,596.40, 87,712.95 and 56,336.25 is: 77,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,596.40 : 87,712.95 = 56,336.25 : x
  2. Step 2: Convert to fraction form
    63,596.40/87,712.95 = 56,336.25/x
  3. Step 3: Cross multiply
    63,596.40x = 87,712.95 × 56,336.25
  4. Step 4: Simplify right side
    63,596.40x = 4,941,418,679.44
  5. Step 5: Solve for x
    x = 4,941,418,679.44/63,596.40
  6. Step 6: Final answer
    x = 77,699.66

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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.