Home / 191,733.66-265,070.75-143,903.97

Finding the Fourth Proportional to 191,733.66, 265,070.75 and 143,903.97

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Solution

The fourth proportional to 191,733.66, 265,070.75 and 143,903.97 is: 198,946.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,733.66 : 265,070.75 = 143,903.97 : x
  2. Step 2: Convert to fraction form
    191,733.66/265,070.75 = 143,903.97/x
  3. Step 3: Cross multiply
    191,733.66x = 265,070.75 × 143,903.97
  4. Step 4: Simplify right side
    191,733.66x = 38,144,731,211.00
  5. Step 5: Solve for x
    x = 38,144,731,211.00/191,733.66
  6. Step 6: Final answer
    x = 198,946.46

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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.