Home / 52,263.18-72,074.07-40,307.58

Finding the Fourth Proportional to 52,263.18, 72,074.07 and 40,307.58

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Solution

The fourth proportional to 52,263.18, 72,074.07 and 40,307.58 is: 55,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,263.18 : 72,074.07 = 40,307.58 : x
  2. Step 2: Convert to fraction form
    52,263.18/72,074.07 = 40,307.58/x
  3. Step 3: Cross multiply
    52,263.18x = 72,074.07 × 40,307.58
  4. Step 4: Simplify right side
    52,263.18x = 2,905,131,342.45
  5. Step 5: Solve for x
    x = 2,905,131,342.45/52,263.18
  6. Step 6: Final answer
    x = 55,586.58

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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.