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Finding the Fourth Proportional to 160,547.80, 240,748.80 and 60,674.80

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Solution

The fourth proportional to 160,547.80, 240,748.80 and 60,674.80 is: 90,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,547.80 : 240,748.80 = 60,674.80 : x
  2. Step 2: Convert to fraction form
    160,547.80/240,748.80 = 60,674.80/x
  3. Step 3: Cross multiply
    160,547.80x = 240,748.80 × 60,674.80
  4. Step 4: Simplify right side
    160,547.80x = 14,607,385,290.24
  5. Step 5: Solve for x
    x = 14,607,385,290.24/160,547.80
  6. Step 6: Final answer
    x = 90,984.65

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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.