Home / 40,341.66-55,618.02-35,259.72

Finding the Fourth Proportional to 40,341.66, 55,618.02 and 35,259.72

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Solution

The fourth proportional to 40,341.66, 55,618.02 and 35,259.72 is: 48,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.66 : 55,618.02 = 35,259.72 : x
  2. Step 2: Convert to fraction form
    40,341.66/55,618.02 = 35,259.72/x
  3. Step 3: Cross multiply
    40,341.66x = 55,618.02 × 35,259.72
  4. Step 4: Simplify right side
    40,341.66x = 1,961,075,603.59
  5. Step 5: Solve for x
    x = 1,961,075,603.59/40,341.66
  6. Step 6: Final answer
    x = 48,611.68

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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.