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Finding the Fourth Proportional to 98,925.95, 148,407.15 and 32,369.81

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Solution

The fourth proportional to 98,925.95, 148,407.15 and 32,369.81 is: 48,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,925.95 : 148,407.15 = 32,369.81 : x
  2. Step 2: Convert to fraction form
    98,925.95/148,407.15 = 32,369.81/x
  3. Step 3: Cross multiply
    98,925.95x = 148,407.15 × 32,369.81
  4. Step 4: Simplify right side
    98,925.95x = 4,803,911,248.14
  5. Step 5: Solve for x
    x = 4,803,911,248.14/98,925.95
  6. Step 6: Final answer
    x = 48,560.68

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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.