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Finding the Fourth Proportional to 124,590.30, 171,951.03 and 70,864.93

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Solution

The fourth proportional to 124,590.30, 171,951.03 and 70,864.93 is: 97,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,590.30 : 171,951.03 = 70,864.93 : x
  2. Step 2: Convert to fraction form
    124,590.30/171,951.03 = 70,864.93/x
  3. Step 3: Cross multiply
    124,590.30x = 171,951.03 × 70,864.93
  4. Step 4: Simplify right side
    124,590.30x = 12,185,297,704.38
  5. Step 5: Solve for x
    x = 12,185,297,704.38/124,590.30
  6. Step 6: Final answer
    x = 97,802.94

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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.