Home / 75,030.18-103,573.53-46,749.84

Finding the Fourth Proportional to 75,030.18, 103,573.53 and 46,749.84

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Solution

The fourth proportional to 75,030.18, 103,573.53 and 46,749.84 is: 64,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,030.18 : 103,573.53 = 46,749.84 : x
  2. Step 2: Convert to fraction form
    75,030.18/103,573.53 = 46,749.84/x
  3. Step 3: Cross multiply
    75,030.18x = 103,573.53 × 46,749.84
  4. Step 4: Simplify right side
    75,030.18x = 4,842,045,955.74
  5. Step 5: Solve for x
    x = 4,842,045,955.74/75,030.18
  6. Step 6: Final answer
    x = 64,534.64

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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.