Home / 94,217.04-130,013.40-53,931.12

Finding the Fourth Proportional to 94,217.04, 130,013.40 and 53,931.12

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Solution

The fourth proportional to 94,217.04, 130,013.40 and 53,931.12 is: 74,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,217.04 : 130,013.40 = 53,931.12 : x
  2. Step 2: Convert to fraction form
    94,217.04/130,013.40 = 53,931.12/x
  3. Step 3: Cross multiply
    94,217.04x = 130,013.40 × 53,931.12
  4. Step 4: Simplify right side
    94,217.04x = 7,011,768,277.01
  5. Step 5: Solve for x
    x = 7,011,768,277.01/94,217.04
  6. Step 6: Final answer
    x = 74,421.45

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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.