Home / 77,216.36-106,547.24-43,223.08

Finding the Fourth Proportional to 77,216.36, 106,547.24 and 43,223.08

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Solution

The fourth proportional to 77,216.36, 106,547.24 and 43,223.08 is: 59,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,216.36 : 106,547.24 = 43,223.08 : x
  2. Step 2: Convert to fraction form
    77,216.36/106,547.24 = 43,223.08/x
  3. Step 3: Cross multiply
    77,216.36x = 106,547.24 × 43,223.08
  4. Step 4: Simplify right side
    77,216.36x = 4,605,299,878.30
  5. Step 5: Solve for x
    x = 4,605,299,878.30/77,216.36
  6. Step 6: Final answer
    x = 59,641.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.