Home / 124,124.60-186,164.53-53,087.20

Finding the Fourth Proportional to 124,124.60, 186,164.53 and 53,087.20

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Solution

The fourth proportional to 124,124.60, 186,164.53 and 53,087.20 is: 79,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,124.60 : 186,164.53 = 53,087.20 : x
  2. Step 2: Convert to fraction form
    124,124.60/186,164.53 = 53,087.20/x
  3. Step 3: Cross multiply
    124,124.60x = 186,164.53 × 53,087.20
  4. Step 4: Simplify right side
    124,124.60x = 9,882,953,038.89
  5. Step 5: Solve for x
    x = 9,882,953,038.89/124,124.60
  6. Step 6: Final answer
    x = 79,621.23

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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.