Home / 158,043.60-237,065.40-39,718.80

Finding the Fourth Proportional to 158,043.60, 237,065.40 and 39,718.80

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Solution

The fourth proportional to 158,043.60, 237,065.40 and 39,718.80 is: 59,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,043.60 : 237,065.40 = 39,718.80 : x
  2. Step 2: Convert to fraction form
    158,043.60/237,065.40 = 39,718.80/x
  3. Step 3: Cross multiply
    158,043.60x = 237,065.40 × 39,718.80
  4. Step 4: Simplify right side
    158,043.60x = 9,415,953,209.52
  5. Step 5: Solve for x
    x = 9,415,953,209.52/158,043.60
  6. Step 6: Final answer
    x = 59,578.20

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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.