Home / 124,582.40-186,873.60-121,666.40

Finding the Fourth Proportional to 124,582.40, 186,873.60 and 121,666.40

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Solution

The fourth proportional to 124,582.40, 186,873.60 and 121,666.40 is: 182,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,582.40 : 186,873.60 = 121,666.40 : x
  2. Step 2: Convert to fraction form
    124,582.40/186,873.60 = 121,666.40/x
  3. Step 3: Cross multiply
    124,582.40x = 186,873.60 × 121,666.40
  4. Step 4: Simplify right side
    124,582.40x = 22,736,238,167.04
  5. Step 5: Solve for x
    x = 22,736,238,167.04/124,582.40
  6. Step 6: Final answer
    x = 182,499.60

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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.