Home / 66,210.83-91,379.35-37,535.16

Finding the Fourth Proportional to 66,210.83, 91,379.35 and 37,535.16

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Solution

The fourth proportional to 66,210.83, 91,379.35 and 37,535.16 is: 51,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,210.83 : 91,379.35 = 37,535.16 : x
  2. Step 2: Convert to fraction form
    66,210.83/91,379.35 = 37,535.16/x
  3. Step 3: Cross multiply
    66,210.83x = 91,379.35 × 37,535.16
  4. Step 4: Simplify right side
    66,210.83x = 3,429,938,522.95
  5. Step 5: Solve for x
    x = 3,429,938,522.95/66,210.83
  6. Step 6: Final answer
    x = 51,803.29

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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.