Home / 145,008.34-200,110.63-84,574.24

Finding the Fourth Proportional to 145,008.34, 200,110.63 and 84,574.24

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Solution

The fourth proportional to 145,008.34, 200,110.63 and 84,574.24 is: 116,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,008.34 : 200,110.63 = 84,574.24 : x
  2. Step 2: Convert to fraction form
    145,008.34/200,110.63 = 84,574.24/x
  3. Step 3: Cross multiply
    145,008.34x = 200,110.63 × 84,574.24
  4. Step 4: Simplify right side
    145,008.34x = 16,924,204,448.17
  5. Step 5: Solve for x
    x = 16,924,204,448.17/145,008.34
  6. Step 6: Final answer
    x = 116,711.94

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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.