Home / 117,623.60-176,435.40-70,852.40

Finding the Fourth Proportional to 117,623.60, 176,435.40 and 70,852.40

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Solution

The fourth proportional to 117,623.60, 176,435.40 and 70,852.40 is: 106,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,623.60 : 176,435.40 = 70,852.40 : x
  2. Step 2: Convert to fraction form
    117,623.60/176,435.40 = 70,852.40/x
  3. Step 3: Cross multiply
    117,623.60x = 176,435.40 × 70,852.40
  4. Step 4: Simplify right side
    117,623.60x = 12,500,871,534.96
  5. Step 5: Solve for x
    x = 12,500,871,534.96/117,623.60
  6. Step 6: Final answer
    x = 106,278.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.