Home / 191,127.65-285,469.29-173,089.04

Finding the Fourth Proportional to 191,127.65, 285,469.29 and 173,089.04

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Solution

The fourth proportional to 191,127.65, 285,469.29 and 173,089.04 is: 258,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,127.65 : 285,469.29 = 173,089.04 : x
  2. Step 2: Convert to fraction form
    191,127.65/285,469.29 = 173,089.04/x
  3. Step 3: Cross multiply
    191,127.65x = 285,469.29 × 173,089.04
  4. Step 4: Simplify right side
    191,127.65x = 49,411,603,928.24
  5. Step 5: Solve for x
    x = 49,411,603,928.24/191,127.65
  6. Step 6: Final answer
    x = 258,526.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.