Home / 102,218.10-153,327.15-97,625.40

Finding the Fourth Proportional to 102,218.10, 153,327.15 and 97,625.40

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Solution

The fourth proportional to 102,218.10, 153,327.15 and 97,625.40 is: 146,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,218.10 : 153,327.15 = 97,625.40 : x
  2. Step 2: Convert to fraction form
    102,218.10/153,327.15 = 97,625.40/x
  3. Step 3: Cross multiply
    102,218.10x = 153,327.15 × 97,625.40
  4. Step 4: Simplify right side
    102,218.10x = 14,968,624,349.61
  5. Step 5: Solve for x
    x = 14,968,624,349.61/102,218.10
  6. Step 6: Final answer
    x = 146,438.10

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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.