Home / 147,987.77-204,223.53-94,261.28

Finding the Fourth Proportional to 147,987.77, 204,223.53 and 94,261.28

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Solution

The fourth proportional to 147,987.77, 204,223.53 and 94,261.28 is: 130,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,987.77 : 204,223.53 = 94,261.28 : x
  2. Step 2: Convert to fraction form
    147,987.77/204,223.53 = 94,261.28/x
  3. Step 3: Cross multiply
    147,987.77x = 204,223.53 × 94,261.28
  4. Step 4: Simplify right side
    147,987.77x = 19,250,370,322.80
  5. Step 5: Solve for x
    x = 19,250,370,322.80/147,987.77
  6. Step 6: Final answer
    x = 130,080.82

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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.