Home / 122,883.89-184,325.75-70,256.46

Finding the Fourth Proportional to 122,883.89, 184,325.75 and 70,256.46

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Solution

The fourth proportional to 122,883.89, 184,325.75 and 70,256.46 is: 105,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,883.89 : 184,325.75 = 70,256.46 : x
  2. Step 2: Convert to fraction form
    122,883.89/184,325.75 = 70,256.46/x
  3. Step 3: Cross multiply
    122,883.89x = 184,325.75 × 70,256.46
  4. Step 4: Simplify right side
    122,883.89x = 12,950,075,482.84
  5. Step 5: Solve for x
    x = 12,950,075,482.84/122,883.89
  6. Step 6: Final answer
    x = 105,384.65

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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.