Home / 191,278.36-286,927.74-58,148.38

Finding the Fourth Proportional to 191,278.36, 286,927.74 and 58,148.38

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Solution

The fourth proportional to 191,278.36, 286,927.74 and 58,148.38 is: 87,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,278.36 : 286,927.74 = 58,148.38 : x
  2. Step 2: Convert to fraction form
    191,278.36/286,927.74 = 58,148.38/x
  3. Step 3: Cross multiply
    191,278.36x = 286,927.74 × 58,148.38
  4. Step 4: Simplify right side
    191,278.36x = 16,684,383,258.06
  5. Step 5: Solve for x
    x = 16,684,383,258.06/191,278.36
  6. Step 6: Final answer
    x = 87,225.67

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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.