Home / 99,567.78-149,349.78-24,688.14

Finding the Fourth Proportional to 99,567.78, 149,349.78 and 24,688.14

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Solution

The fourth proportional to 99,567.78, 149,349.78 and 24,688.14 is: 37,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,567.78 : 149,349.78 = 24,688.14 : x
  2. Step 2: Convert to fraction form
    99,567.78/149,349.78 = 24,688.14/x
  3. Step 3: Cross multiply
    99,567.78x = 149,349.78 × 24,688.14
  4. Step 4: Simplify right side
    99,567.78x = 3,687,168,277.61
  5. Step 5: Solve for x
    x = 3,687,168,277.61/99,567.78
  6. Step 6: Final answer
    x = 37,031.74

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1.5x scale

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.