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Finding the Fourth Proportional to 156,547.99, 234,856.01 and 51,363.01

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Solution

The fourth proportional to 156,547.99, 234,856.01 and 51,363.01 is: 77,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,547.99 : 234,856.01 = 51,363.01 : x
  2. Step 2: Convert to fraction form
    156,547.99/234,856.01 = 51,363.01/x
  3. Step 3: Cross multiply
    156,547.99x = 234,856.01 × 51,363.01
  4. Step 4: Simplify right side
    156,547.99x = 12,062,911,590.19
  5. Step 5: Solve for x
    x = 12,062,911,590.19/156,547.99
  6. Step 6: Final answer
    x = 77,055.68

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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.