Home / 194,681.12-292,024.02-76,408.16

Finding the Fourth Proportional to 194,681.12, 292,024.02 and 76,408.16

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Solution

The fourth proportional to 194,681.12, 292,024.02 and 76,408.16 is: 114,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,681.12 : 292,024.02 = 76,408.16 : x
  2. Step 2: Convert to fraction form
    194,681.12/292,024.02 = 76,408.16/x
  3. Step 3: Cross multiply
    194,681.12x = 292,024.02 × 76,408.16
  4. Step 4: Simplify right side
    194,681.12x = 22,313,018,044.00
  5. Step 5: Solve for x
    x = 22,313,018,044.00/194,681.12
  6. Step 6: Final answer
    x = 114,613.16

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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.