Home / 145,776.04-201,171.30-84,534.10

Finding the Fourth Proportional to 145,776.04, 201,171.30 and 84,534.10

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Solution

The fourth proportional to 145,776.04, 201,171.30 and 84,534.10 is: 116,657.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,776.04 : 201,171.30 = 84,534.10 : x
  2. Step 2: Convert to fraction form
    145,776.04/201,171.30 = 84,534.10/x
  3. Step 3: Cross multiply
    145,776.04x = 201,171.30 × 84,534.10
  4. Step 4: Simplify right side
    145,776.04x = 17,005,834,791.33
  5. Step 5: Solve for x
    x = 17,005,834,791.33/145,776.04
  6. Step 6: Final answer
    x = 116,657.27

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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.