Home / 127,125.45-190,543.18-59,586.84

Finding the Fourth Proportional to 127,125.45, 190,543.18 and 59,586.84

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Solution

The fourth proportional to 127,125.45, 190,543.18 and 59,586.84 is: 89,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,125.45 : 190,543.18 = 59,586.84 : x
  2. Step 2: Convert to fraction form
    127,125.45/190,543.18 = 59,586.84/x
  3. Step 3: Cross multiply
    127,125.45x = 190,543.18 × 59,586.84
  4. Step 4: Simplify right side
    127,125.45x = 11,353,865,979.75
  5. Step 5: Solve for x
    x = 11,353,865,979.75/127,125.45
  6. Step 6: Final answer
    x = 89,312.30

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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.