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Finding the Fourth Proportional to 157,898.51, 236,848.80 and 63,136.66

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Solution

The fourth proportional to 157,898.51, 236,848.80 and 63,136.66 is: 94,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,898.51 : 236,848.80 = 63,136.66 : x
  2. Step 2: Convert to fraction form
    157,898.51/236,848.80 = 63,136.66/x
  3. Step 3: Cross multiply
    157,898.51x = 236,848.80 × 63,136.66
  4. Step 4: Simplify right side
    157,898.51x = 14,953,841,635.28
  5. Step 5: Solve for x
    x = 14,953,841,635.28/157,898.51
  6. Step 6: Final answer
    x = 94,705.40

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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.