Home / 111,547.40-153,935.66-60,560.20

Finding the Fourth Proportional to 111,547.40, 153,935.66 and 60,560.20

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Solution

The fourth proportional to 111,547.40, 153,935.66 and 60,560.20 is: 83,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,547.40 : 153,935.66 = 60,560.20 : x
  2. Step 2: Convert to fraction form
    111,547.40/153,935.66 = 60,560.20/x
  3. Step 3: Cross multiply
    111,547.40x = 153,935.66 × 60,560.20
  4. Step 4: Simplify right side
    111,547.40x = 9,322,374,356.73
  5. Step 5: Solve for x
    x = 9,322,374,356.73/111,547.40
  6. Step 6: Final answer
    x = 83,573.21

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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.