Home / 162,688.55-224,507.39-90,090.00

Finding the Fourth Proportional to 162,688.55, 224,507.39 and 90,090.00

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Solution

The fourth proportional to 162,688.55, 224,507.39 and 90,090.00 is: 124,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,688.55 : 224,507.39 = 90,090.00 : x
  2. Step 2: Convert to fraction form
    162,688.55/224,507.39 = 90,090.00/x
  3. Step 3: Cross multiply
    162,688.55x = 224,507.39 × 90,090.00
  4. Step 4: Simplify right side
    162,688.55x = 20,225,871,620.41
  5. Step 5: Solve for x
    x = 20,225,871,620.41/162,688.55
  6. Step 6: Final answer
    x = 124,322.65

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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.