Home / 55,570.15-76,681.95-32,905.08

Finding the Fourth Proportional to 55,570.15, 76,681.95 and 32,905.08

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Solution

The fourth proportional to 55,570.15, 76,681.95 and 32,905.08 is: 45,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570.15 : 76,681.95 = 32,905.08 : x
  2. Step 2: Convert to fraction form
    55,570.15/76,681.95 = 32,905.08/x
  3. Step 3: Cross multiply
    55,570.15x = 76,681.95 × 32,905.08
  4. Step 4: Simplify right side
    55,570.15x = 2,523,225,699.31
  5. Step 5: Solve for x
    x = 2,523,225,699.31/55,570.15
  6. Step 6: Final answer
    x = 45,406.13

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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.