Home / 130,019.10-182,420.40-130,019.10

Finding the Fourth Proportional to 130,019.10, 182,420.40 and 130,019.10

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Solution

The fourth proportional to 130,019.10, 182,420.40 and 130,019.10 is: 182,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,019.10 : 182,420.40 = 130,019.10 : x
  2. Step 2: Convert to fraction form
    130,019.10/182,420.40 = 130,019.10/x
  3. Step 3: Cross multiply
    130,019.10x = 182,420.40 × 130,019.10
  4. Step 4: Simplify right side
    130,019.10x = 23,718,136,229.64
  5. Step 5: Solve for x
    x = 23,718,136,229.64/130,019.10
  6. Step 6: Final answer
    x = 182,420.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.