Home / 141,094.06-194,715.40-77,434.12

Finding the Fourth Proportional to 141,094.06, 194,715.40 and 77,434.12

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Solution

The fourth proportional to 141,094.06, 194,715.40 and 77,434.12 is: 106,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,094.06 : 194,715.40 = 77,434.12 : x
  2. Step 2: Convert to fraction form
    141,094.06/194,715.40 = 77,434.12/x
  3. Step 3: Cross multiply
    141,094.06x = 194,715.40 × 77,434.12
  4. Step 4: Simplify right side
    141,094.06x = 15,077,615,649.45
  5. Step 5: Solve for x
    x = 15,077,615,649.45/141,094.06
  6. Step 6: Final answer
    x = 106,862.16

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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.