Home / 141,436.02-211,849.22-66,443.79

Finding the Fourth Proportional to 141,436.02, 211,849.22 and 66,443.79

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Solution

The fourth proportional to 141,436.02, 211,849.22 and 66,443.79 is: 99,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,436.02 : 211,849.22 = 66,443.79 : x
  2. Step 2: Convert to fraction form
    141,436.02/211,849.22 = 66,443.79/x
  3. Step 3: Cross multiply
    141,436.02x = 211,849.22 × 66,443.79
  4. Step 4: Simplify right side
    141,436.02x = 14,076,066,045.89
  5. Step 5: Solve for x
    x = 14,076,066,045.89/141,436.02
  6. Step 6: Final answer
    x = 99,522.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.