Home / 367,931.68-551,798.64-101,629.60

Finding the Fourth Proportional to 367,931.68, 551,798.64 and 101,629.60

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Solution

The fourth proportional to 367,931.68, 551,798.64 and 101,629.60 is: 152,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,931.68 : 551,798.64 = 101,629.60 : x
  2. Step 2: Convert to fraction form
    367,931.68/551,798.64 = 101,629.60/x
  3. Step 3: Cross multiply
    367,931.68x = 551,798.64 × 101,629.60
  4. Step 4: Simplify right side
    367,931.68x = 56,079,075,063.74
  5. Step 5: Solve for x
    x = 56,079,075,063.74/367,931.68
  6. Step 6: Final answer
    x = 152,417.09

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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.