Home / 97,094.96-145,699.12-40,931.68

Finding the Fourth Proportional to 97,094.96, 145,699.12 and 40,931.68

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Solution

The fourth proportional to 97,094.96, 145,699.12 and 40,931.68 is: 61,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,094.96 : 145,699.12 = 40,931.68 : x
  2. Step 2: Convert to fraction form
    97,094.96/145,699.12 = 40,931.68/x
  3. Step 3: Cross multiply
    97,094.96x = 145,699.12 × 40,931.68
  4. Step 4: Simplify right side
    97,094.96x = 5,963,709,756.12
  5. Step 5: Solve for x
    x = 5,963,709,756.12/97,094.96
  6. Step 6: Final answer
    x = 61,421.41

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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.