Home / 153,713.40-230,570.10-141,903.60

Finding the Fourth Proportional to 153,713.40, 230,570.10 and 141,903.60

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Solution

The fourth proportional to 153,713.40, 230,570.10 and 141,903.60 is: 212,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,713.40 : 230,570.10 = 141,903.60 : x
  2. Step 2: Convert to fraction form
    153,713.40/230,570.10 = 141,903.60/x
  3. Step 3: Cross multiply
    153,713.40x = 230,570.10 × 141,903.60
  4. Step 4: Simplify right side
    153,713.40x = 32,718,727,242.36
  5. Step 5: Solve for x
    x = 32,718,727,242.36/153,713.40
  6. Step 6: Final answer
    x = 212,855.40

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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.