Home / 146,921.77-202,794.09-86,527.45

Finding the Fourth Proportional to 146,921.77, 202,794.09 and 86,527.45

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Solution

The fourth proportional to 146,921.77, 202,794.09 and 86,527.45 is: 119,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,921.77 : 202,794.09 = 86,527.45 : x
  2. Step 2: Convert to fraction form
    146,921.77/202,794.09 = 86,527.45/x
  3. Step 3: Cross multiply
    146,921.77x = 202,794.09 × 86,527.45
  4. Step 4: Simplify right side
    146,921.77x = 17,547,255,482.77
  5. Step 5: Solve for x
    x = 17,547,255,482.77/146,921.77
  6. Step 6: Final answer
    x = 119,432.64

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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.