Home / 350,032.95-525,077.07-172,443.09

Finding the Fourth Proportional to 350,032.95, 525,077.07 and 172,443.09

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Solution

The fourth proportional to 350,032.95, 525,077.07 and 172,443.09 is: 258,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,032.95 : 525,077.07 = 172,443.09 : x
  2. Step 2: Convert to fraction form
    350,032.95/525,077.07 = 172,443.09/x
  3. Step 3: Cross multiply
    350,032.95x = 525,077.07 × 172,443.09
  4. Step 4: Simplify right side
    350,032.95x = 90,545,912,438.95
  5. Step 5: Solve for x
    x = 90,545,912,438.95/350,032.95
  6. Step 6: Final answer
    x = 258,678.25

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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.