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Finding the Fourth Proportional to 60,363.59, 90,547.10 and 15,990.35

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Solution

The fourth proportional to 60,363.59, 90,547.10 and 15,990.35 is: 23,985.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,363.59 : 90,547.10 = 15,990.35 : x
  2. Step 2: Convert to fraction form
    60,363.59/90,547.10 = 15,990.35/x
  3. Step 3: Cross multiply
    60,363.59x = 90,547.10 × 15,990.35
  4. Step 4: Simplify right side
    60,363.59x = 1,447,879,820.49
  5. Step 5: Solve for x
    x = 1,447,879,820.49/60,363.59
  6. Step 6: Final answer
    x = 23,985.98

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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.