Home / 109,849.16-151,587.78-59,547.08

Finding the Fourth Proportional to 109,849.16, 151,587.78 and 59,547.08

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Solution

The fourth proportional to 109,849.16, 151,587.78 and 59,547.08 is: 82,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,849.16 : 151,587.78 = 59,547.08 : x
  2. Step 2: Convert to fraction form
    109,849.16/151,587.78 = 59,547.08/x
  3. Step 3: Cross multiply
    109,849.16x = 151,587.78 × 59,547.08
  4. Step 4: Simplify right side
    109,849.16x = 9,026,609,662.68
  5. Step 5: Solve for x
    x = 9,026,609,662.68/109,849.16
  6. Step 6: Final answer
    x = 82,172.77

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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.