Home / 152,427.43-210,303.97-98,775.46

Finding the Fourth Proportional to 152,427.43, 210,303.97 and 98,775.46

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Solution

The fourth proportional to 152,427.43, 210,303.97 and 98,775.46 is: 136,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,427.43 : 210,303.97 = 98,775.46 : x
  2. Step 2: Convert to fraction form
    152,427.43/210,303.97 = 98,775.46/x
  3. Step 3: Cross multiply
    152,427.43x = 210,303.97 × 98,775.46
  4. Step 4: Simplify right side
    152,427.43x = 20,772,871,376.58
  5. Step 5: Solve for x
    x = 20,772,871,376.58/152,427.43
  6. Step 6: Final answer
    x = 136,280.40

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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.