Home / 66,303.96-91,498.20-36,089.88

Finding the Fourth Proportional to 66,303.96, 91,498.20 and 36,089.88

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Solution

The fourth proportional to 66,303.96, 91,498.20 and 36,089.88 is: 49,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,303.96 : 91,498.20 = 36,089.88 : x
  2. Step 2: Convert to fraction form
    66,303.96/91,498.20 = 36,089.88/x
  3. Step 3: Cross multiply
    66,303.96x = 91,498.20 × 36,089.88
  4. Step 4: Simplify right side
    66,303.96x = 3,302,159,058.22
  5. Step 5: Solve for x
    x = 3,302,159,058.22/66,303.96
  6. Step 6: Final answer
    x = 49,803.35

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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.