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Finding the Fourth Proportional to 185,312.16, 277,966.14 and 45,070.92

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Solution

The fourth proportional to 185,312.16, 277,966.14 and 45,070.92 is: 67,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,312.16 : 277,966.14 = 45,070.92 : x
  2. Step 2: Convert to fraction form
    185,312.16/277,966.14 = 45,070.92/x
  3. Step 3: Cross multiply
    185,312.16x = 277,966.14 × 45,070.92
  4. Step 4: Simplify right side
    185,312.16x = 12,528,189,658.65
  5. Step 5: Solve for x
    x = 12,528,189,658.65/185,312.16
  6. Step 6: Final answer
    x = 67,605.87

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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.