Home / 83,065.40-124,598.10-58,133.60

Finding the Fourth Proportional to 83,065.40, 124,598.10 and 58,133.60

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Solution

The fourth proportional to 83,065.40, 124,598.10 and 58,133.60 is: 87,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,065.40 : 124,598.10 = 58,133.60 : x
  2. Step 2: Convert to fraction form
    83,065.40/124,598.10 = 58,133.60/x
  3. Step 3: Cross multiply
    83,065.40x = 124,598.10 × 58,133.60
  4. Step 4: Simplify right side
    83,065.40x = 7,243,336,106.16
  5. Step 5: Solve for x
    x = 7,243,336,106.16/83,065.40
  6. Step 6: Final answer
    x = 87,200.40

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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.