Home / 66,875.00-92,263.84-38,173.95

Finding the Fourth Proportional to 66,875.00, 92,263.84 and 38,173.95

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Solution

The fourth proportional to 66,875.00, 92,263.84 and 38,173.95 is: 52,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,875.00 : 92,263.84 = 38,173.95 : x
  2. Step 2: Convert to fraction form
    66,875.00/92,263.84 = 38,173.95/x
  3. Step 3: Cross multiply
    66,875.00x = 92,263.84 × 38,173.95
  4. Step 4: Simplify right side
    66,875.00x = 3,522,075,119.53
  5. Step 5: Solve for x
    x = 3,522,075,119.53/66,875.00
  6. Step 6: Final answer
    x = 52,666.55

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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.