Home / 85,210.74-127,816.23-46,017.09

Finding the Fourth Proportional to 85,210.74, 127,816.23 and 46,017.09

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Solution

The fourth proportional to 85,210.74, 127,816.23 and 46,017.09 is: 69,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,210.74 : 127,816.23 = 46,017.09 : x
  2. Step 2: Convert to fraction form
    85,210.74/127,816.23 = 46,017.09/x
  3. Step 3: Cross multiply
    85,210.74x = 127,816.23 × 46,017.09
  4. Step 4: Simplify right side
    85,210.74x = 5,881,730,959.37
  5. Step 5: Solve for x
    x = 5,881,730,959.37/85,210.74
  6. Step 6: Final answer
    x = 69,025.70

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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.