Home / 191,266.07-264,002.76-127,603.71

Finding the Fourth Proportional to 191,266.07, 264,002.76 and 127,603.71

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Solution

The fourth proportional to 191,266.07, 264,002.76 and 127,603.71 is: 176,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,266.07 : 264,002.76 = 127,603.71 : x
  2. Step 2: Convert to fraction form
    191,266.07/264,002.76 = 127,603.71/x
  3. Step 3: Cross multiply
    191,266.07x = 264,002.76 × 127,603.71
  4. Step 4: Simplify right side
    191,266.07x = 33,687,731,626.24
  5. Step 5: Solve for x
    x = 33,687,731,626.24/191,266.07
  6. Step 6: Final answer
    x = 176,130.21

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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.