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Finding the Fourth Proportional to 185,973.40, 278,960.10 and 97,254.10

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Solution

The fourth proportional to 185,973.40, 278,960.10 and 97,254.10 is: 145,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,973.40 : 278,960.10 = 97,254.10 : x
  2. Step 2: Convert to fraction form
    185,973.40/278,960.10 = 97,254.10/x
  3. Step 3: Cross multiply
    185,973.40x = 278,960.10 × 97,254.10
  4. Step 4: Simplify right side
    185,973.40x = 27,130,013,461.41
  5. Step 5: Solve for x
    x = 27,130,013,461.41/185,973.40
  6. Step 6: Final answer
    x = 145,881.15

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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.