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Finding the Fourth Proportional to 64,751,297.40, 97,126,946.10 and 32,502,670.20

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Solution

The fourth proportional to 64,751,297.40, 97,126,946.10 and 32,502,670.20 is: 48,754,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,751,297.40 : 97,126,946.10 = 32,502,670.20 : x
  2. Step 2: Convert to fraction form
    64,751,297.40/97,126,946.10 = 32,502,670.20/x
  3. Step 3: Cross multiply
    64,751,297.40x = 97,126,946.10 × 32,502,670.20
  4. Step 4: Simplify right side
    64,751,297.40x = 3,156,885,096,621,476
  5. Step 5: Solve for x
    x = 3,156,885,096,621,476/64,751,297.40
  6. Step 6: Final answer
    x = 48,754,005.30

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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.