Home / 153,591.90-230,429.36-46,979.60

Finding the Fourth Proportional to 153,591.90, 230,429.36 and 46,979.60

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Solution

The fourth proportional to 153,591.90, 230,429.36 and 46,979.60 is: 70,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,591.90 : 230,429.36 = 46,979.60 : x
  2. Step 2: Convert to fraction form
    153,591.90/230,429.36 = 46,979.60/x
  3. Step 3: Cross multiply
    153,591.90x = 230,429.36 × 46,979.60
  4. Step 4: Simplify right side
    153,591.90x = 10,825,477,862.10
  5. Step 5: Solve for x
    x = 10,825,477,862.10/153,591.90
  6. Step 6: Final answer
    x = 70,482.09

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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.