Home / 91,180.14-125,886.38-62,547.77

Finding the Fourth Proportional to 91,180.14, 125,886.38 and 62,547.77

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Solution

The fourth proportional to 91,180.14, 125,886.38 and 62,547.77 is: 86,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,180.14 : 125,886.38 = 62,547.77 : x
  2. Step 2: Convert to fraction form
    91,180.14/125,886.38 = 62,547.77/x
  3. Step 3: Cross multiply
    91,180.14x = 125,886.38 × 62,547.77
  4. Step 4: Simplify right side
    91,180.14x = 7,873,911,400.20
  5. Step 5: Solve for x
    x = 7,873,911,400.20/91,180.14
  6. Step 6: Final answer
    x = 86,355.55

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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.