Home / 145,979.28-201,483.65-94,903.11

Finding the Fourth Proportional to 145,979.28, 201,483.65 and 94,903.11

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Solution

The fourth proportional to 145,979.28, 201,483.65 and 94,903.11 is: 130,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,979.28 : 201,483.65 = 94,903.11 : x
  2. Step 2: Convert to fraction form
    145,979.28/201,483.65 = 94,903.11/x
  3. Step 3: Cross multiply
    145,979.28x = 201,483.65 × 94,903.11
  4. Step 4: Simplify right side
    145,979.28x = 19,121,425,236.41
  5. Step 5: Solve for x
    x = 19,121,425,236.41/145,979.28
  6. Step 6: Final answer
    x = 130,987.26

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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.