Home / 61,810.48-85,292.08-37,938.16

Finding the Fourth Proportional to 61,810.48, 85,292.08 and 37,938.16

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Solution

The fourth proportional to 61,810.48, 85,292.08 and 37,938.16 is: 52,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,810.48 : 85,292.08 = 37,938.16 : x
  2. Step 2: Convert to fraction form
    61,810.48/85,292.08 = 37,938.16/x
  3. Step 3: Cross multiply
    61,810.48x = 85,292.08 × 37,938.16
  4. Step 4: Simplify right side
    61,810.48x = 3,235,824,577.77
  5. Step 5: Solve for x
    x = 3,235,824,577.77/61,810.48
  6. Step 6: Final answer
    x = 52,350.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.