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Finding the Fourth Proportional to 64,448,465.10, 96,672,697.65 and 61,929,041.10

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Solution

The fourth proportional to 64,448,465.10, 96,672,697.65 and 61,929,041.10 is: 92,893,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448,465.10 : 96,672,697.65 = 61,929,041.10 : x
  2. Step 2: Convert to fraction form
    64,448,465.10/96,672,697.65 = 61,929,041.10/x
  3. Step 3: Cross multiply
    64,448,465.10x = 96,672,697.65 × 61,929,041.10
  4. Step 4: Simplify right side
    64,448,465.10x = 5,986,847,466,014,724
  5. Step 5: Solve for x
    x = 5,986,847,466,014,724/64,448,465.10
  6. Step 6: Final answer
    x = 92,893,561.65

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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.