Home / 166,832.95-250,130.53-78,038.05

Finding the Fourth Proportional to 166,832.95, 250,130.53 and 78,038.05

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Solution

The fourth proportional to 166,832.95, 250,130.53 and 78,038.05 is: 117,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,832.95 : 250,130.53 = 78,038.05 : x
  2. Step 2: Convert to fraction form
    166,832.95/250,130.53 = 78,038.05/x
  3. Step 3: Cross multiply
    166,832.95x = 250,130.53 × 78,038.05
  4. Step 4: Simplify right side
    166,832.95x = 19,519,698,806.67
  5. Step 5: Solve for x
    x = 19,519,698,806.67/166,832.95
  6. Step 6: Final answer
    x = 117,001.46

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1.5x scale

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.