Home / 70,316.81-97,036.85-38,051.40

Finding the Fourth Proportional to 70,316.81, 97,036.85 and 38,051.40

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Solution

The fourth proportional to 70,316.81, 97,036.85 and 38,051.40 is: 52,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,316.81 : 97,036.85 = 38,051.40 : x
  2. Step 2: Convert to fraction form
    70,316.81/97,036.85 = 38,051.40/x
  3. Step 3: Cross multiply
    70,316.81x = 97,036.85 × 38,051.40
  4. Step 4: Simplify right side
    70,316.81x = 3,692,387,803.83
  5. Step 5: Solve for x
    x = 3,692,387,803.83/70,316.81
  6. Step 6: Final answer
    x = 52,510.74

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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.