Home / 124,280.70-186,421.05-110,802.30

Finding the Fourth Proportional to 124,280.70, 186,421.05 and 110,802.30

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Solution

The fourth proportional to 124,280.70, 186,421.05 and 110,802.30 is: 166,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,280.70 : 186,421.05 = 110,802.30 : x
  2. Step 2: Convert to fraction form
    124,280.70/186,421.05 = 110,802.30/x
  3. Step 3: Cross multiply
    124,280.70x = 186,421.05 × 110,802.30
  4. Step 4: Simplify right side
    124,280.70x = 20,655,881,108.42
  5. Step 5: Solve for x
    x = 20,655,881,108.42/124,280.70
  6. Step 6: Final answer
    x = 166,203.45

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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.