Home / 307,531.04-461,293.80-97,169

Finding the Fourth Proportional to 307,531.04, 461,293.80 and 97,169

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Solution

The fourth proportional to 307,531.04, 461,293.80 and 97,169 is: 145,752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,531.04 : 461,293.80 = 97,169 : x
  2. Step 2: Convert to fraction form
    307,531.04/461,293.80 = 97,169/x
  3. Step 3: Cross multiply
    307,531.04x = 461,293.80 × 97,169
  4. Step 4: Simplify right side
    307,531.04x = 44,823,457,252.20
  5. Step 5: Solve for x
    x = 44,823,457,252.20/307,531.04
  6. Step 6: Final answer
    x = 145,752.63

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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.