Home / 190,700.12-263,264.16-134,363

Finding the Fourth Proportional to 190,700.12, 263,264.16 and 134,363

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Solution

The fourth proportional to 190,700.12, 263,264.16 and 134,363 is: 185,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,700.12 : 263,264.16 = 134,363 : x
  2. Step 2: Convert to fraction form
    190,700.12/263,264.16 = 134,363/x
  3. Step 3: Cross multiply
    190,700.12x = 263,264.16 × 134,363
  4. Step 4: Simplify right side
    190,700.12x = 35,372,962,330.08
  5. Step 5: Solve for x
    x = 35,372,962,330.08/190,700.12
  6. Step 6: Final answer
    x = 185,489.98

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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.