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Finding the Fourth Proportional to 156,588.16, 234,948.12 and 63,070.96

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Solution

The fourth proportional to 156,588.16, 234,948.12 and 63,070.96 is: 94,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,588.16 : 234,948.12 = 63,070.96 : x
  2. Step 2: Convert to fraction form
    156,588.16/234,948.12 = 63,070.96/x
  3. Step 3: Cross multiply
    156,588.16x = 234,948.12 × 63,070.96
  4. Step 4: Simplify right side
    156,588.16x = 14,818,403,478.60
  5. Step 5: Solve for x
    x = 14,818,403,478.60/156,588.16
  6. Step 6: Final answer
    x = 94,632.98

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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.