Home / 147,353.81-203,259.63-89,966.93

Finding the Fourth Proportional to 147,353.81, 203,259.63 and 89,966.93

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Solution

The fourth proportional to 147,353.81, 203,259.63 and 89,966.93 is: 124,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,353.81 : 203,259.63 = 89,966.93 : x
  2. Step 2: Convert to fraction form
    147,353.81/203,259.63 = 89,966.93/x
  3. Step 3: Cross multiply
    147,353.81x = 203,259.63 × 89,966.93
  4. Step 4: Simplify right side
    147,353.81x = 18,286,644,904.04
  5. Step 5: Solve for x
    x = 18,286,644,904.04/147,353.81
  6. Step 6: Final answer
    x = 124,100.25

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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.